A novel temperature difference power generation system and method thereof

Abstract

The present invention relates to temperature difference power generation, specifically to a novel temperature difference power generation system and method thereof. It is characterized in that it comprises an evaporation unit, an energy conversion and output unit, a condensation unit, and a flowable medium conveying unit; wherein the evaporation unit comprises independent and / or mutually coupled intermittent evaporation units of the same temperature and / or different temperatures, and the energy conversion and output unit comprises a housing, a rotating component, a rotating main shaft, a first bearing system, a second bearing system, and a ring-shaped winding stator. The working method is a heating method in which the system activates a matching heat source, the working fluid in the evaporation unit absorbs and releases heat, drives the rotating component in the system to drive the rotating main shaft to rotate, and works together with the ring-shaped winding stator to convert mechanical energy and / or thermal energy into electrical energy output, and at the same time, the working fluid after doing work enters the condensation unit and cools down before returning to the evaporation unit. The present invention adds an intermittent cycle to the continuous cycle of the working fluid in the existing energy conversion and utilization technology, and adopts a multi-level, multi-branch, and multi-type coupling method. It uses an integrated rotary power generation device to reduce dynamic and static sealing structures, reduce the number of bearings used, and achieve zero leakage of the working medium. The power generation components are self-cooled, the system construction cost is greatly reduced, the system efficiency is significantly improved, the technology application scenarios are greatly expanded, and the technology application value is great.

Description

Technical Field

[0001] The present invention relates to a temperature difference power generation technology, specifically a novel temperature difference power generation system and method thereof which can effectively utilize temperature difference energy and adopts a multi-level, multi-branch and multi-type coupling mode and an integrated rotary power generation device. Background Art

[0002] In the field of power generation equipment systems with heat-to-electricity conversion as the functional goal, the main technical solution currently adopted is to design the working fluid to circulate continuously and unidirectionally in the system during the energy conversion and utilization process, and to arrange the rotary prime movers such as expanders and steam turbines and generators separately, and to complete the transmission between the rotary prime movers such as expanders and steam turbines and generators through gearboxes or couplings. This technical solution generally has the disadvantages of limited usable temperature difference range, large irreversible losses in the energy conversion and utilization process, many dynamic and static sealing points of the equipment, large leakage of the system working medium, high construction cost, and low heat utilization efficiency. Summary of the invention

[0003] To solve the above problems, the present invention provides a novel temperature difference power generation system and method. This novel temperature difference power generation system and method adds an intermittent circulation to the continuous circulation of the working fluid in the existing power generation equipment system technology with heat-to-electricity conversion as the functional goal. At the same time, it adopts a multi-level, multi-branch and multi-type coupling method, and an integrated rotary power generation device to reduce the dynamic and static sealing structure of the equipment, reduce the number of system bearings used, and allow the equipment to use low-cost bearings and components, truly achieving zero leakage of the working medium in the temperature difference power generation system, self-cooling of the power generation components, simple system structure, low cost, easy maintenance, high operating efficiency, low noise, safety and reliability, wide technical application scenarios, and great application value.

[0004] The technical solution adopted by the present invention to solve the technical problem is: A novel temperature difference power generation system, characterized in that it comprises an evaporation unit, an energy conversion and output unit, a condensation unit, and a flowable medium transport unit;

[0005] The flowable medium delivery unit is connected to the condensing unit and the evaporating unit. Optionally, the flowable medium delivery unit is fixedly connected or intermittently connected to the energy conversion and output unit and / or the external drive device of the system. The intermittent connection is an intermittent connection based on set conditions achieved by the control mechanism of the system. The flowable medium delivery unit is used for the delivery of flowable medium, and the flowable medium includes but is not limited to liquid, gas, liquid sol and / or other substances that exhibit flow characteristics and effective heat exchange performance under predetermined conditions and operating ranges;

[0006] The condensing unit is connected to the energy conversion and output unit and is used for condensing the gaseous working medium in the novel temperature difference power generation system;

[0007] The evaporation unit comprises n independent and / or mutually coupled isothermal intermittent evaporation units and / or n heterothermal intermittent evaporation units, which are used to continuously and / or intermittently realize the heating of the circulating working fluid, the boiling of the circulating working fluid, the gasification of the circulating working fluid and / or the release of the gaseous working fluid from the evaporation unit by the heating method adopted by the system. The intermittent operation is an intermittent operation mode based on set conditions realized by the control mechanism of the system. The heating methods adopted by the system include but are not limited to flame heating, resistance heating, electromagnetic heating, electron beam heating, arc heating, electrode heating, laser Heating, microwave heating, infrared heating, nuclear radiation heating, light heating, ray heating, induction heating, thermal domain heating, thermal conduction heating, thermal radiation heating, thermal convection heating, mixing or miscible contact heating and / or other direct or indirect heating methods, the set conditions include but are not limited to flow rate, flow velocity, liquid level, humidity, concentration, pH value, temperature, pressure, density, viscosity, energy consumption, volume, component ratio, speed, torque, voltage, current, power, position, time plan, logical sequence and / or other parameter states that can be used to implement the system control mechanism, and n is an integer greater than or equal to 1;

[0008] The energy conversion and output unit includes a housing, a rotating component, a rotating main shaft, a first bearing system, a second bearing system, and a ring-shaped winding stator, and is used for the working fluid in the system to perform work externally, perform energy conversion, and output electrical energy;

[0009] A cavity is arranged inside the shell, and a flow medium inlet and a flow medium outlet are arranged at both ends respectively. The flow medium inlet and the flow medium outlet are communicated with the inner cavity of the shell, and are used for the flow medium in the novel temperature difference power generation system to enter and exit and the self-cooling of the internal components of the novel temperature difference power generation system. The flow medium can enter the inner cavity of the shell from the flow medium inlet along the axial direction of the rotating main shaft and / or along the radial direction of the rotating main shaft;

[0010] The rotating component is arranged in the inner cavity of the shell, circumferentially connected to the rotating main shaft, and can be a rotary prime mover impeller and / or blade; optionally, according to actual needs, a nozzle group can be arranged on the side of the rotating component close to the flow medium inlet, and the nozzle group is fixedly connected to the shell;

[0011] The rotating main shaft is arranged in the inner cavity of the housing, and is connected to the first bearing system and the second bearing system; optionally, according to actual needs, n groups of auxiliary bearing systems may be arranged between and / or on both sides of the first bearing system and the second bearing system, and the auxiliary bearing systems are connected to the rotating main shaft, and n is an integer greater than or equal to 1;

[0012] The first bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing and / or connected to the housing through other system components, and connected to the rotating spindle;

[0013] The second bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing and / or connected to the housing through other system components, and connected to the rotating spindle;

[0014] The annular winding stator is arranged in the inner cavity of the shell, fixedly connected to the shell and / or connected to the shell through other system components, and is located at the radial periphery of the rotating main shaft; optionally, a winding stator protective shell can also be arranged at the radial periphery of the annular winding stator according to actual needs;

[0015] Optionally, according to actual needs, a partition may be provided between the flow medium inlet, the rotating component and the first bearing system, a through hole is provided at the center of the partition, the outer periphery of the partition is fixedly connected to the inner wall of the shell, and a labyrinth dynamic seal and / or other sealing structure may be provided between the rotating component and the partition;

[0016] The annular winding stator is composed of a stator core and a power generation winding coil, and the annular winding stator is connected to an external transmission lead wire;

[0017] The rotating main shaft and the rotating component may be made of permanent magnetic material, or may be provided with a hollow cavity, an empty groove and / or other fastening connection structures, and the permanent magnetic material may be placed and / or fixedly connected to the rotating main shaft and the rotating component;

[0018] The first bearing system, the second bearing system, and the auxiliary bearing system are all composed of axial bearings, radial bearings, and / or protective bearings that are not in contact with the rotating main shaft. The axial bearings, the radial bearings, and the protective bearings can be a mixed combination of magnetic bearings, deep groove ball bearings, angular contact bearings, cylindrical roller bearings, and / or other types of bearings;

[0019] A sleeve-shaped bearing retaining ring may be provided at the connection between the first bearing system, the second bearing system, the auxiliary bearing system and the rotating main shaft. The sleeve-shaped bearing retaining ring is fixedly connected to the rotating main shaft and is located on a side of the first bearing system, the second bearing system and the auxiliary bearing system away from the end of the housing, and is used to reduce the flow velocity of the flowing medium in the novel temperature difference power generation system;

[0020] A flow guide sleeve may be provided on one side of the second bearing system close to the end of the housing, and a flow medium channel is formed between the flow guide sleeve and the housing, which gradually expands axially from the second bearing system to the flow medium outlet along the rotating main axis.

[0021] A novel working method of a temperature difference power generation system, characterized in that it comprises the following steps: (1) according to actual needs, the system selectively activates one or more heating methods matched with the system, the heating methods including but not limited to flame heating, electric heating, light heating, induction heating, thermal field heating, heat conduction heating, thermal radiation heating, thermal convection heating and / or other direct or indirect heating methods; (2) the system utilizes a built-in control mechanism to adjust the bidirectional digital control valve and / or other control devices configured in the system based on preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions, so as to realize the circulation of the working fluid in a single (3) the system uses a built-in control mechanism to intermittently and / or continuously heat, boil, and vaporize independent and / or mutually coupled intermittent evaporation units of the same temperature and / or different temperature; (4) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units by adjusting the two-way digital control valves and / or other control devices configured in the system based on the preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions; (5) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (6) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (7) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (8) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (9) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (10) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state from the independent and / or mutually coupled evaporation units; (11) the system guides the independent and / or mutually coupled evaporation units to release the gaseous working medium of high temperature and high pressure relative to the subsequent process state The gaseous working medium with a high temperature and high pressure state relative to the subsequent process state intermittently and / or continuously released from the coupled evaporation unit enters the energy conversion and output unit connected to the independent and / or mutually coupled evaporation unit to perform work, perform energy conversion and output electric energy, or enters the energy conversion and output unit connected to the working medium transmission pipeline connected to the independent and / or mutually coupled evaporation unit through the working medium transmission pipeline connected to the independent and / or mutually coupled evaporation unit to perform work, perform energy conversion and output electric energy; (5) the system guides the gaseous working medium with a high temperature and high pressure state relative to the subsequent process state entering the energy conversion and output unit to perform work, perform energy conversion and output electric energy. (6) the system guides the gaseous working medium released from the energy conversion and output unit to enter the condensing unit connected to the energy conversion and output unit, or enters the condensing unit connected to the working medium transmission pipeline connected to the energy conversion and output unit through the working medium transmission pipeline connected to the energy conversion and output unit, and the condensing unit is a condensing device provided in the system; (7) the system guides the gaseous working medium entering the condensing unit to perform heat exchange with a cold source in the condensing unit provided in the system and / or from inside or outside the system, so as to realize condensation of the gaseous working medium in the condensing unit;(8) The system utilizes a built-in control mechanism, based on a preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions, by adjusting a bidirectional digital control valve and / or other control device configured in the system, to selectively guide different positions and / or different types of flowable media in the condensing unit to intermittently and / or continuously enter the independent and / or mutually coupled evaporation units through path 1 or path 2 to supplement the reduction of liquid working medium in the independent and / or mutually coupled evaporation units due to the release of gaseous working medium, thereby completing a basic cycle of the system; wherein path 1 is a passage Through the flowable medium transmission pipeline connected to the condensing unit, or further through the flowable medium driving device arranged in the middle and / or both ends of the flowable medium transmission pipeline, the route 2 is through the flowable medium driving device connected to the condensing unit, or further through the flowable medium transmission pipeline connected to the flowable medium driving device; the independent and / or mutually coupled evaporation units are connected to the flowable medium transmission pipeline and / or the flowable medium driving device; (9) according to actual needs, the system can be selectively set to perform n cycles, wherein n is an integer greater than or equal to 1. ;

[0022] Compared with the prior art, the present invention using the above technical solution has the following beneficial effects: (1) The novel temperature difference power generation system of the present invention adopts an integrated rotary power generation device and rationally plans the working medium flow path, thus truly achieving zero leakage of the working medium; (2) The novel temperature difference power generation system of the present invention reduces the number of transmissions and bearings used, greatly reduces mechanical friction losses, and reduces the workload of system equipment maintenance; (3) The novel temperature difference power generation system of the present invention reduces the use of dynamic and static sealing structures, provides bearing retaining rings, allows the use of low-cost bearings and components, and achieves low cost and high efficiency of the equipment; (4) The novel temperature difference power generation system of the present invention is compatible with radial and axial fluid power sources. It adds an intermittent cycle to the continuous cycle of the working fluid in the existing energy conversion and utilization technology. It adopts a multi-level, multi-branch and multi-type coupling method, which greatly expands the usable temperature difference range of the temperature difference power generation technology. The system has a simple structure, is safe and reliable, and its application scenarios can widely cover waste heat utilization of low-temperature heat sources in various industries, natural gas pressure difference power generation, steam pressure difference power generation, etc., and has broad market prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the novel temperature difference power generation system of the present invention; In the figure: evaporation unit 17; energy conversion and output unit 27; flowable medium delivery unit 37; condensation unit 47; fluid power source 57;

[0024] Figure 2 It is a structural schematic diagram of the energy conversion and output unit device of the present invention; In the figure: flow medium inlet 1; flow medium outlet 2; rotating component 3; partition 4; first bearing system 5; labyrinth dynamic seal 6; annular winding stator 7; annular bearing retaining ring 8; second bearing system 9; rotating main shaft 10; guide sleeve 11; external transmission lead 12. DETAILED DESCRIPTION

[0025] The present invention is described in detail below with reference to the accompanying drawings and embodiments.

[0026] See also Figure 1 , Figure 2 , a novel temperature difference power generation system, characterized in that it includes an evaporation unit, an energy conversion and output unit, a condensation unit, and a flowable medium transport unit;

[0027] The flowable medium delivery unit is connected to the condensing unit and the evaporating unit, and is fixedly connected to the energy conversion and output unit and the system external drive device, and is used for delivering the flowable medium, and the flowable medium is R245fa;

[0028] The condensing unit is connected to the energy conversion and output unit and is used for condensing the gaseous working medium in the novel temperature difference power generation system;

[0029] The evaporation unit is two different-temperature evaporators connected in series, and the heating method adopted is heat conduction heating;

[0030] The energy conversion and output unit includes a housing, a rotating component, a rotating main shaft, a first bearing system, a second bearing system, and a ring-shaped winding stator, and is used for the working fluid in the system to perform work externally, perform energy conversion, and output electrical energy;

[0031] A cavity is arranged inside the shell, and a flow medium inlet and a flow medium outlet are arranged at both ends respectively. The flow medium inlet and the flow medium outlet are communicated with the inner cavity of the shell, and are used for the flow medium in the novel temperature difference power generation system to enter and exit and the self-cooling of the internal components of the novel temperature difference power generation system. The flow medium enters the inner cavity of the shell from the flow medium inlet in a radial direction along the rotating main shaft;

[0032] The rotating component is arranged in the inner cavity of the shell, circumferentially connected to the rotating main shaft, and is a rotary prime mover impeller; a nozzle group is arranged on the side of the rotating component close to the inlet of the flow medium, and the nozzle group is fixedly connected to the shell;

[0033] The rotating spindle is disposed in the inner cavity of the housing and is connected to the first bearing system and the second bearing system;

[0034] The first bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing, and connected to the rotating spindle;

[0035] The second bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing, and connected to the rotating spindle;

[0036] The annular winding stator is disposed in the inner cavity of the housing, fixedly connected to the housing, and located radially outside the rotating main shaft;

[0037] A partition is arranged between the flow medium inlet, the rotating component and the first bearing system, a through hole is arranged at the center of the partition, the outer periphery of the partition is fixedly connected to the inner wall of the shell, and a labyrinth dynamic seal is arranged between the rotating component and the partition;

[0038] The annular winding stator is composed of a stator core and a power generation winding coil, and the annular winding stator is connected to an external transmission lead wire;

[0039] The rotating main shaft and the rotating component are made of permanent magnetic material;

[0040] The first bearing system and the second bearing system are both composed of an axial bearing and a radial bearing, and the axial bearing and the radial bearing are angular contact bearings;

[0041] An annular bearing retaining ring is provided at the connection between the first bearing system, the second bearing system and the rotating main shaft, the annular bearing retaining ring is fixedly connected to the rotating main shaft, and is located on the side of the first bearing system and the second bearing system away from the end of the housing, and is used to reduce the flow speed of the flowing medium in the novel temperature difference power generation system;

[0042] A flow guide sleeve is arranged on one side of the second bearing system close to the end of the housing, and a flow medium channel is formed between the flow guide sleeve and the housing, which gradually expands axially from the second bearing system to the flow medium outlet along the rotating main axis.

[0043] A novel working method of a temperature difference power generation system, characterized in that it includes the following steps: (1) the system activates the heat conduction heating method matched with the system; (2) the system uses a built-in control mechanism, based on the set conditions of temperature and pressure, to adjust the control device configured in the system to achieve the heating, boiling and gasification of the circulating working fluid in the evaporation unit; (3) the system uses a built-in control mechanism, based on the set conditions of temperature and pressure, to adjust the control device configured in the system to achieve the release of the gaseous working fluid in the evaporation unit with a high temperature and high pressure state relative to the subsequent process state from the evaporation unit; (4) the system guides the gaseous working fluid with a high temperature and high pressure state relative to the subsequent process state released from the evaporation unit to enter the energy conversion and output unit connected to the working fluid transmission pipeline connected to the evaporation unit through the working fluid transmission pipeline connected to the evaporation unit to perform work, perform energy conversion and output electrical energy; (5) the system guides the gaseous working fluid with a high temperature and high pressure state relative to the subsequent process state entering the energy conversion and output unit to perform work, perform energy conversion and output electrical energy. After energy conversion and output of electric energy, the energy is released from the energy conversion and output unit; (6) the system guides the gaseous working medium released from the energy conversion and output unit to enter the condensing unit connected to the working medium transmission pipeline connected to the energy conversion and output unit through the working medium transmission pipeline connected to the energy conversion and output unit, and the condensing unit is a condensing device provided in the system; (7) the system guides the gaseous working medium entering the condensing unit to exchange heat with a cold source provided in the system from outside the system to achieve condensation of the gaseous working medium in the condensing unit; (8) the system uses a built-in control mechanism, based on the set conditions of temperature and pressure, to adjust the control device configured in the system to guide the liquid working medium in the condensing unit to enter the evaporation unit through the flowable medium transmission pipeline connected to the condensing unit and the flowable medium driving device provided in the middle of the flowable medium transmission pipeline, so as to supplement the reduction of liquid working medium in the evaporation unit caused by the release of the gaseous working medium, thereby completing a basic cycle of the system.

[0044] The above description is only a preferred feasible embodiment of the present invention, and does not limit the scope of protection of the present invention. For ordinary technicians in this technical field, several improvements can be made without departing from the principle of the present invention. These improvements should also be regarded as the scope of protection of the present invention. It should be pointed out that all equivalent structural changes made using the contents of the present invention specification and drawings are included in the scope of protection of the present invention.

Claims

1. A novel temperature difference power generation system, characterized in that: It includes an evaporation unit, an energy conversion and output unit, a condensation unit, and a flowable medium conveying unit; The flowable medium delivery unit is connected to the condensing unit and the evaporating unit. Optionally, the flowable medium delivery unit is fixedly connected or intermittently connected to the energy conversion and output unit and / or the external drive device of the system. The intermittent connection is an intermittent connection based on set conditions achieved by the control mechanism of the system. The flowable medium delivery unit is used for the delivery of flowable medium, and the flowable medium includes but is not limited to liquid, gas, liquid sol and / or other substances that exhibit flow characteristics and effective heat exchange performance under predetermined conditions and operating ranges; The condensing unit is connected to the energy conversion and output unit and is used for condensing the gaseous working medium in the novel temperature difference power generation system; The evaporation unit comprises n independent and / or mutually coupled isothermal intermittent evaporation units and / or n heterothermal intermittent evaporation units, which are used to continuously and / or intermittently realize the heating of the circulating working fluid, the boiling of the circulating working fluid, the gasification of the circulating working fluid and / or the release of the gaseous working fluid from the evaporation unit by the heating method adopted by the system. The intermittent operation is an intermittent operation mode based on set conditions realized by the control mechanism of the system. The heating methods adopted by the system include but are not limited to flame heating, resistance heating, electromagnetic heating, electron beam heating, arc heating, electrode heating, laser Heating, microwave heating, infrared heating, nuclear radiation heating, light heating, ray heating, induction heating, thermal domain heating, thermal conduction heating, thermal radiation heating, thermal convection heating, mixing or miscible contact heating and / or other direct or indirect heating methods, the set conditions include but are not limited to flow rate, flow velocity, liquid level, humidity, concentration, pH value, temperature, pressure, density, viscosity, energy consumption, volume, component ratio, speed, torque, voltage, current, power, position, time plan, logical sequence and / or other parameter states that can be used to implement the system control mechanism, and n is an integer greater than or equal to 1; The energy conversion and output unit includes a housing, a rotating component, a rotating main shaft, a first bearing system, a second bearing system, and a ring-shaped winding stator, and is used for the gaseous working fluid in the system to perform work externally, perform energy conversion, and output electrical energy.

2. A novel temperature difference power generation system according to claim 1, characterized in that : A cavity is arranged inside the shell, and a flow medium inlet and a flow medium outlet are arranged at both ends respectively. The flow medium inlet and the flow medium outlet are communicated with the inner cavity of the shell, and are used for the flow medium in the novel temperature difference power generation system to enter and exit and the self-cooling of the internal components of the novel temperature difference power generation system. The flow medium can enter the inner cavity of the shell from the flow medium inlet along the axial direction of the rotating main shaft and / or along the radial direction of the rotating main shaft; The rotating component is arranged in the inner cavity of the shell, circumferentially connected to the rotating main shaft, and can be a rotary prime mover impeller and / or blade; optionally, according to actual needs, a nozzle group can be arranged on the side of the rotating component close to the flow medium inlet, and the nozzle group is fixedly connected to the shell; The rotating main shaft is arranged in the inner cavity of the housing, and is connected to the first bearing system and the second bearing system; optionally, according to actual needs, n groups of auxiliary bearing systems may be arranged between and / or on both sides of the first bearing system and the second bearing system, and the auxiliary bearing systems are connected to the rotating main shaft, and n is an integer greater than or equal to 1; The first bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing and / or connected to the housing through other system components, and connected to the rotating spindle; The second bearing system is disposed in the inner cavity of the housing, fixedly connected to the housing and / or connected to the housing through other system components, and connected to the rotating spindle; The annular winding stator is arranged in the internal cavity of the outer shell, fixedly connected to the outer shell and / or connected to the outer shell through other system components, and is located on the radial periphery of the rotating main shaft; according to actual needs, a winding stator protective shell can also be provided on the radial periphery of the annular winding stator.

3. A novel temperature difference power generation system according to claim 1, characterized in that : Optionally according to actual needs, a partition can be set between the flow medium inlet, the rotating component and the first bearing system in claim 2, a through hole is set in the center of the partition, the outer periphery of the partition is fixedly connected to the inner wall of the outer shell, and a labyrinth dynamic seal and / or other sealing structure can be set between the rotating component and the partition.

4. A novel temperature difference power generation system according to claim 1, characterized in that : The annular winding stator described in claim 2 is composed of a stator core and a power generation winding coil, and the annular winding stator is connected to an external transmission lead.

5. A novel temperature difference power generation system according to claim 1, characterized in that : The rotating main shaft and the rotating component described in claim 2 can be made of permanent magnetic material, or a hollow cavity, an empty groove and / or other fastening connection structure can be provided, and the permanent magnetic material can be placed and / or fixedly connected to the rotating main shaft and the rotating component.

6. A novel temperature difference power generation system according to claim 1, characterized in that : In claim 2, the first bearing system, the second bearing system and the auxiliary bearing system are all composed of axial bearings, radial bearings and / or protective bearings that do not contact the rotating main shaft. The axial bearings, the radial bearings and the protective bearings can be a mixed combination of magnetic bearings, deep groove ball bearings, angular contact bearings, cylindrical roller bearings and / or other types of bearings.

7. A novel temperature difference power generation system according to claim 1, characterized in that : Optionally according to actual needs, a ring-shaped bearing retaining ring can be provided at the connection between the first bearing system, the second bearing system, the auxiliary bearing system and the rotating main shaft in claim 2, and the ring-shaped bearing retaining ring is fixedly connected to the rotating main shaft and is located on the side of the first bearing system, the second bearing system and the auxiliary bearing system away from the end of the outer casing, and is used to reduce the flow velocity of the flowing medium in the new temperature difference power generation system.

8. A novel temperature difference power generation system according to claim 1, characterized in that : Optionally according to actual needs, a guide sleeve can be provided on the side of the second bearing system in claim 2 close to the end of the outer shell, and a flow medium channel is formed between the guide sleeve and the outer shell, which gradually expands axially from the second bearing system to the flow medium outlet direction along the rotating main axis.

9. A novel working method of a temperature difference power generation system, characterized in that It includes the following steps: (1) According to actual needs, the system selectively activates one or more heating methods matched with the system, and the heating methods include but are not limited to flame heating, electric heating, light heating, induction heating, thermal field heating, heat conduction heating, thermal radiation heating, thermal convection heating and / or other direct or indirect heating methods; (2) The system uses a built-in control mechanism to adjust the two-way digital control valves and / or other control devices configured in the system based on preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions, so as to realize the circulation of the circulating working fluid in independent and / or mutually coupled isothermal intermittent evaporation units and / or The temperature of the intermittent evaporation unit is intermittently and / or continuously increased, boiled, and vaporized; (3) the system uses a built-in control mechanism to adjust the two-way digital control valve and / or other control devices configured in the system based on the preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions, so as to achieve the intermittent and / or continuous release of the gaseous working medium with a high temperature and high pressure relative to the subsequent process state in the independent and / or mutually coupled evaporation unit from the independent and / or mutually coupled evaporation unit; (4) the system guides the intermittent and / or continuous release of the gaseous working medium from the independent and / or mutually coupled evaporation unit from the independent and / or mutually coupled evaporation unit; The continuously released gaseous working medium, which is in a state of high temperature and high pressure relative to the subsequent process, enters the energy conversion and output unit connected to the independent and / or mutually coupled evaporation units to perform external work, perform energy conversion and output electric energy, or enters the energy conversion and output unit connected to the working medium transmission pipeline connected to the independent and / or mutually coupled evaporation units to perform external work, perform energy conversion and output electric energy through the working medium transmission pipeline connected to the independent and / or mutually coupled evaporation units; (5) the system guides the gaseous working medium, which is in a state of high temperature and high pressure relative to the subsequent process, entering the energy conversion and output unit, to perform external work, perform energy conversion and output electric energy after performing external work, performing energy conversion and outputting electric energy. (6) the system guides the gaseous working medium released from the energy conversion and output unit to enter the condensing unit connected to the energy conversion and output unit, or enters the condensing unit connected to the working medium transmission pipeline connected to the energy conversion and output unit through the working medium transmission pipeline connected to the energy conversion and output unit, and the condensing unit is a condensing device provided in the system; (7) the system guides the gaseous working medium entering the condensing unit to perform heat exchange with a cold source in the condensing unit provided in the system and / or from inside or outside the system, so as to realize condensation of the gaseous working medium in the condensing unit;(8) The system utilizes a built-in control mechanism, based on a preset flow rate, liquid level, temperature, pressure, time plan, logical sequence and / or other set conditions, by adjusting a bidirectional digital control valve and / or other control device configured in the system, to selectively guide different positions and / or different types of flowable media in the condensing unit to intermittently and / or continuously enter the independent and / or mutually coupled evaporation units through path 1 or path 2 to supplement the reduction of liquid working medium in the independent and / or mutually coupled evaporation units due to the release of gaseous working medium, thereby completing a basic cycle of the system; wherein path 1 is a passage Through the flowable medium transmission pipeline connected to the condensing unit, or further through the flowable medium driving device arranged in the middle and / or both ends of the flowable medium transmission pipeline, the route 2 is through the flowable medium driving device connected to the condensing unit, or further through the flowable medium transmission pipeline connected to the flowable medium driving device; the independent and / or mutually coupled evaporation units are connected to the flowable medium transmission pipeline and / or the flowable medium driving device; (9) according to actual needs, the system can be selectively set to perform n cycles, wherein n is an integer greater than or equal to 1. ;

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