Air conditioner condensate water humidification system and control method thereof

Abstract

The application provides an air conditioner condensate water humidification system and a control method thereof. The air conditioner condensate water humidification system comprises a compressor, an oil separator, a heat exchange part, an evaporator, a water pan and a humidifier. The heat exchange part is connected with the oil separator. The water pan is arranged at the bottom of the evaporator to collect the condensate water generated by the evaporator. One end of a first pipeline is in communication with the inside of the water pan, and the other end of the first pipeline is in communication with the heat exchange part, so that the condensate water can be conducted from the water pan to the heat exchange part and heat exchanged with the oil separator. One end of a second pipeline is in communication with the heat exchange part, and the other end of the second pipeline is in communication with the humidifier, so that the condensate water after heat exchange in the heat exchange part can be conducted to the humidifier. According to the application, the heat of the refrigerant is used to heat water for humidification, and the cold energy of the condensate water of the evaporator is used to reduce the high temperature of the refrigerant, so that the refrigerant before the condenser is pre-cooled, the system energy efficiency is improved, and the heat load of the condenser is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air conditioning, in particular to an air conditioner condensate water humidification system and a control method thereof. BACKGROUND

[0002] A data center requires constant temperature and humidity for air treatment, usually using a dedicated precision computer room air conditioner, involving humidification and air temperature treatment. The computer room air conditioner runs refrigeration all year round, and condensate water is often generated at the indoor evaporator. The low-temperature condensate water directly discharges part of the cold energy, resulting in waste of refrigeration capacity and water.

[0003] The computer room air conditioner humidification system needs to be supplemented with water, heated and vaporized or atomized, mixed with the treated indoor air to adjust the temperature and humidity, and then delivered to the data center.

[0004] Therefore, it is worth for the developer of the precision computer room air conditioner to study and optimize the full use of the cold energy of the low-temperature condensate water and the low-temperature condensate water as the water supplement of the humidification system.

[0005] Since the computer room air conditioner in the prior art has the technical problems of waste of low-temperature condensate water and ineffective use of cold energy, the present application designs an air conditioner condensate water humidification system and a control method thereof. SUMMARY

[0006] Therefore, the present application aims to overcome the defects of the computer room air conditioner in the prior art, such as waste of low-temperature condensate water and ineffective use of cold energy, and to provide an air conditioner condensate water humidification system and a control method thereof.

[0007] To solve the above problems, the present application provides an air conditioner condensate water humidification system, which comprises:

[0008] a compressor, an oil separator, a heat exchange part, an evaporator, a water pan and a humidifier, the oil separator being in communication with the gas outlet end of the compressor, the evaporator being in communication with the gas suction end of the compressor, the heat exchange part being connected to the oil separator, and the water pan being arranged at the bottom of the evaporator to collect the condensate water generated by the evaporator;

[0009] The air conditioner condensate water humidification system further comprises a first pipeline and a second pipeline, one end of the first pipeline being in communication with the inside of the water pan and the other end being able to communicate with the heat exchange part, so as to guide the condensate water from the water pan to the heat exchange part and exchange heat with the oil separator, one end of the second pipeline being in communication with the heat exchange part and the other end being in communication with the humidifier, so as to guide the condensate water exchanged by the heat exchange part to the humidifier, and the humidifier can atomize water and humidify the air before or after heat exchange of the evaporator.

[0010] In some embodiments, the heat exchange part is an outer cylinder in a sleeve structure, which is sleeved on the outer peripheral wall of the oil separator, and has a cavity between the inner wall and the outer wall of the outer cylinder. The other end of the first pipeline is in communication with the cavity, so as to guide the condensed water in the water pan to the bottom of the cavity. The one end of the second pipeline is in communication with the top of the cavity, so as to guide the condensed water after heat exchange out of the cavity.

[0011] In some embodiments, a third pipeline and a humidifying pipe are further included. The one end of the third pipeline is in communication with the inside of the humidifier, so as to guide the condensed water and / or water vapor out of the humidifier. The other end of the third pipeline is in communication with the humidifying pipe, which is arranged on the air outlet pipeline of the evaporator, so as to humidify the air after being cooled by the evaporator.

[0012] In some embodiments, the humidifying pipe is a hollow pipe structure with an internal accommodating cavity. A plurality of through holes are formed on the pipe wall of the humidifying pipe, which pass through from the inner wall to the outer wall of the humidifying pipe, so that the condensed water and / or water vapor can be sprayed out through the through holes.

[0013] In some embodiments, a condenser, an air inlet pipe, an air outlet pipe and an oil outlet pipe are further included. The one end of the air inlet pipe is in communication with the air outlet end of the compressor, and the other end is in communication with the upper part of the inside of the oil separator. The one end of the air outlet pipe is in communication with the upper part of the inside of the oil separator, and the other end is in communication with the condenser.

[0014] A fourth pipeline is further included. The one end of the fourth pipeline is in communication with the air inlet end of the compressor, and the other end is in communication with the evaporator. The one end of the oil outlet pipe is in communication with the bottom of the inside of the oil separator, and the other end is in communication with the fourth pipeline. A throttling component is further arranged on the oil outlet pipe.

[0015] In some embodiments, the upper end of the oil outlet pipe is inserted into the bottom of the oil separator, and the lower end of the oil outlet pipe is in communication with the fourth pipeline. The throttling component is a capillary tube.

[0016] In some embodiments, a water pump is further arranged on the first pipeline, and a water supplement valve is arranged on the second pipeline.

[0017] The air conditioner condensed water humidifying system further includes a water supplement pipe. The one end of the water supplement pipe is in communication with the first pipeline, and the other end can introduce water from the outside. A water stop valve is arranged on the water supplement pipe, which only allows water to flow from the water supplement pipe to the first pipeline.

[0018] In some embodiments, an overflow pipe is further included. The one end of the overflow pipe is in communication with the inside of the humidifier, and the other end penetrates out of the humidifier.

[0019] The application also provides a control method of the air conditioner condensate water humidification system.

[0020] detecting the water level in the humidifier;

[0021] judging the relationship between the water level in the humidifier and the first preset low water level and the first preset high water level;

[0022] controlling the water supplement valve to open when the water level in the humidifier is lower than the first preset low water level, and controlling the water supplement valve to close or open when the water level in the humidifier is higher than the first preset high water level.

[0023] In some embodiments, when the air conditioner condensate water humidification system further comprises an overflow pipe:

[0024] the detecting step further detects the water level in the water pan;

[0025] the judging step further judges the relationship between the water level in the water pan and the second preset low water level and the second preset high water level;

[0026] controlling the water supplement valve and the water pump to open when the water level in the humidifier is lower than the first preset low water level and the water level in the water pan is higher than the second preset high water level, and controlling the water supplement valve to open and the water pump to close to supplement water to the first pipeline through the water supplement pipe when the water level in the humidifier is lower than the first preset low water level and the water level in the water pan is lower than the second preset low water level;

[0027] controlling the water supplement valve and the water pump to open to discharge water from the humidifier through the overflow pipe when the water level in the humidifier is higher than the first preset high water level and the water level in the water pan is higher than the second preset high water level, and controlling the water supplement valve to close and the water pump to close when the water level in the humidifier is higher than the first preset high water level and the water level in the water pan is lower than the second preset low water level.

[0028] The air conditioner condensate water humidification system and the control method thereof provided by the application have the following beneficial effects:

[0029] 1. The present application can effectively utilize the high-temperature heat of the oil separator of an air conditioning system to heat the condensed water, and the heated condensed water and / or water vapor enters the humidifier to effectively humidify the air of the evaporator, and the cold energy of the condensed water is reasonably and fully utilized, and the condensed water is used as the water supplement of the humidification system, not only effectively recycling the condensed water, but also effectively recycling its cold energy, and the refrigerant in the oil separator is effectively cooled to reduce the temperature of the refrigerant before entering the condenser, i.e. pre-cooling is completed, the heat load of the condenser is reduced, and at the same time, the heating power of the humidifier is effectively reduced, power consumption is reduced, and the energy efficiency of the system is improved; that is, the present application utilizes the heat of the refrigerant to heat the water for humidification, and also utilizes the cold energy of the condensed water of the evaporator to reduce the high temperature of the refrigerant, and pre-cools the refrigerant before the condenser, thereby improving the energy efficiency of the system and reducing the heat load of the condenser.

[0030] 2. The present application can also supplement the condensed water of the humidifier in the case of insufficient condensed water in the water pan through the setting of the water supplement pipe, and can accurately control the amount of water entering the heat exchange part according to the water level in the water pan through the setting of the water pump on the first pipe, and can control the amount of water entering the humidifier according to the water level in the humidifier through the setting of the water supplement valve on the second pipe, so as to accurately control the amount of water entering the humidifier to meet the needs of humidification, effectively recycle and utilize the condensed water to humidify indoor air, and at the same time, the cold energy of the condensed water is transferred to the refrigerant in the oil separator to pre-cool the refrigerant before entering the condenser, thereby reducing the load of the condenser, and the heat of the refrigerant in the oil separator is utilized to heat the condensed water to reduce the heating power consumption of the humidifier, thereby improving the energy efficiency of the system. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is a structural schematic diagram of the air conditioning condensed water humidification system of the present application.

[0032] The reference signs are as follows:

[0033] 1, compressor; 2, oil separator; 3, heat exchange part; 4, evaporator; 5, water pan; 6, humidifier; 7, condenser; 8, water pump; 9, water supplement valve; 10, water stop valve; 11, humidifying pipe; 12, throttling part; 13, inner fan; 14, outer fan; 15, throttle valve; 101, first pipe; 102, second pipe; 103, third pipe; 104, fourth pipe; 105, water supplement pipe; 106, overflow pipe; 201, air inlet pipe; 202, air outlet pipe; 203, oil outlet pipe. DETAILED DESCRIPTION

[0034] As shown in the drawings, the present application provides an air conditioner condensate water humidifying system, which comprises: Figure 1

[0035] a compressor 1, an oil separator 2, a heat exchange part 3, an evaporator 4, a water pan 5 and a humidifier 6, the oil separator 2 being communicated with an air outlet end of the compressor 1, the evaporator 4 being communicated with an air inlet end of the compressor 1, the heat exchange part 3 being connected with the oil separator 2, the water pan 5 being arranged at a bottom of the evaporator 4 to collect condensate water generated by the evaporator 4.

[0036] The air conditioner condensate water humidifying system further comprises a first pipe 101 and a second pipe 102, one end of the first pipe 101 being communicated with an inside of the water pan 5 and the other end being able to be communicated to the heat exchange part 3, so as to be able to guide the condensate water from the water pan 5 to the heat exchange part 3 and exchange heat with the oil separator 2, one end of the second pipe 102 being communicated with the heat exchange part 3 and the other end being communicated with the humidifier 6, so as to be able to guide the condensate water exchanged heat by the heat exchange part 3 to the humidifier 6, the humidifier 6 being able to atomize water and humidify air before or after heat exchange of the evaporator 4.

[0037] ​The present application can effectively utilize the high-temperature heat of the oil separator to heat the condensed water, and the heated condensed water and / or water vapor enters the humidifier to effectively humidify the air of the evaporator, the cold energy of the condensed water is reasonably and fully utilized, and the condensed water is used as the water supplement of the humidification system, not only the condensed water is effectively recycled, but also the cold energy thereof is effectively recycled, the refrigerant in the oil separator is effectively cooled to reduce the temperature of the refrigerant before entering the condenser, that is, pre-cooling is completed, the heat load of the condenser is reduced, and the heating power of the humidifier is effectively reduced, power consumption is reduced, and the energy efficiency of the system is improved.

[0038] In some embodiments, the heat exchange part 3 is an outer cylinder in a sleeve structure, which is sleeved on the outer peripheral wall of the oil separator 2, and the inner wall and the outer wall of the outer cylinder have a cavity therebetween, the other end of the first pipeline 101 communicates with the bottom of the cavity to guide the condensed water in the water pan 5 to the bottom of the cavity, and one end of the second pipeline 102 communicates with the top of the cavity to guide the heat-exchanged condensed water out of the cavity. This is the preferred structure of the heat exchange part of the present application, that is, a sleeve structure is sleeved on the outer periphery of the oil separator, that is, a water jacket structure, the first pipeline is connected to the bottom of the sleeve structure, the condensed water can be introduced into the cavity from the bottom, and the heat exchange with the refrigerant in the oil separator, after being heated by the refrigerant, the condensed water is guided out of the top by the second pipeline, so that the condensed water is effectively heated, the heating power of the humidifier is reduced, the energy efficiency is improved, and the cold energy of the condensed water is effectively utilized to pre-cool the refrigerant before entering the condenser, and the load of the condenser is reduced.

[0039] The present application fully utilizes the cold energy of the low-temperature condensed water by using a water jacket type oil separator (i.e., a heat exchange part + an oil separator), reduces the heat load of the condenser, and fully utilizes the condensed water as the water supplement of the humidification system by using a water pump and a water supplement system, the entire system is designed to recycle the cold energy and avoid waste, the condensed water is recycled as humidification water to save the water supplement, the high-temperature waste heat of the oil separator is used to preheat the water supplement to save the heating power of the humidifier, and the comprehensive energy efficiency of the entire system is improved.

[0040] The following technical problems are effectively solved:

[0041] 1. Low-temperature condensation water cold energy utilization problem.

[0042] 2. Low-temperature condensation water as a humidification system water supply design problem.

[0043] The application adopts a water jacket type oil separator, an outer cylinder is arranged on the shell of the conventional oil separator, the outer cylinder and the oil separator are generally welded and sealed to form a water jacket (the water jacket can be made of the same material as the oil separator and welded together, or a plastic material can be fixed on the oil separator through a fixed sealing structure), the water jacket has a bottom water inlet and a top water outlet; the oil separator itself has an air inlet pipe, an air outlet pipe and an oil outlet pipe. The inside of the water jacket is filled with water, and the high-temperature refrigerant gas in the oil separator exchanges heat with the water in the water jacket through the shell of the oil separator.

[0044] In some embodiments, a third pipeline 103 and a humidification pipe 11 are further included, one end of the third pipeline 103 communicates with the inside of the humidifier 6 to be able to lead out condensate water and / or water vapor from the humidifier 6, the other end of the third pipeline 103 communicates with the humidification pipe 11, and the humidification pipe 11 is arranged on the air outlet pipeline of the evaporator 4 to be able to humidify the air cooled by the evaporator 4. Through the arrangement of the third pipeline and the humidification pipe, the atomized water vapor formed by, for example, heating or ultrasonic waves in the humidifier can be conducted to the humidification pipe, and the atomized water vapor can be sprayed onto the air outlet pipeline of the evaporator through the humidification pipe to effectively humidify the air cooled by the evaporator.

[0045] In some embodiments, the humidification pipe 11 is a hollow pipe structure with an internal containing cavity, a plurality of through holes are formed on the pipe wall of the humidification pipe 11, the through holes pass through the inner wall to the outer wall of the humidification pipe 11, so that the condensate water and / or water vapor can be sprayed out through the through holes. This is the preferred structure of the humidification pipe of the application, which is in the form of a hollow pipe, and the through holes passing through the inner wall to the outer wall are formed on it, which can effectively discharge the atomized water and / or water vapor to increase the contact area with the air, improve the uniformity of humidification, and enhance the humidification effect.

[0046] The machine room air conditioner of the application has a humidification system, the humidification pipe of the humidification system is generally arranged on the air outlet side of the evaporator, the indoor air driven by the inner fan is mixed with the water mist sprayed from the humidification pipe, so as to adjust the humidity of the indoor air; the humidification system has a humidifier, a water supply valve and a water supply pipe, and the water supply pipe further has a water stop valve; the water supply pipe, the water stop valve, the water supply valve, the humidifier and the humidification pipe are sequentially connected to form the humidification system, and the humidification system generally has high water level and low water level judgment to realize on-off control of the water supply valve: the water supply valve is closed when the water level is high, and the water supply valve is opened when the water level is low. The humidifier itself is usually provided with an overflow port.

[0047] In some embodiments, a condenser 7, an air inlet pipe 201, an air outlet pipe 202 and an oil outlet pipe 203 are further included, one end of the air inlet pipe 201 is communicated with the air outlet end of the compressor 1 and the other end is communicated to the upper part of the inside of the oil separator 2, one end of the air outlet pipe 202 is communicated with the upper part of the inside of the oil separator 2 and the other end is communicated with the condenser 7;

[0048] A fourth pipe 104 is further included, one end of the fourth pipe 104 is communicated with the air suction end of the compressor 1 and the other end is communicated with the evaporator 4, one end of the oil outlet pipe 203 is communicated with the bottom of the inside of the oil separator 2 and the other end is communicated with the fourth pipe 104, and a throttling component 12 is further arranged on the oil outlet pipe 203.

[0049] The present application further comprises a condenser, an air inlet pipe, an air outlet pipe and an oil outlet pipe, which can separate the mixture of refrigerant and oil from the air outlet end of the compressor through the oil separator, so that the separated refrigerant enters the condenser for heat exchange, the separated oil sinks to the bottom of the oil separator and is guided out through the oil outlet pipe, effectively completing the oil-gas separation, and the oil in the oil outlet pipe is guided into the fourth pipe between the evaporator and the air suction end of the compressor, so that the separated oil can effectively return to the compressor, completing the recycling of the oil, ensuring the lubrication of the compressor and the normal operation of the compressor, and the throttling component can effectively throttle the high-pressure oil to ensure that it can smoothly enter the fourth pipe and prevent large pressure loss.

[0050] As shown in Figure 1 The compressor 1, the oil separator 2, the condenser 7, the throttling valve 15 and the evaporator 4 are sequentially connected to form a refrigeration cycle, the oil outlet of the oil separator is connected with a capillary tube for oil return, and the outlet of the capillary tube is connected between the outlet of the evaporator and the inlet of the compressor.

[0051] The condenser is provided with an external fan (or a cooling water pump, a cooling water tower or other heat dissipation devices), and the evaporator is provided with an internal fan for driving indoor air to pass through the evaporator for heat exchange; the bottom of the evaporator is usually provided with a water pan for collecting low-temperature condensate water generated by the evaporator, and the low-temperature condensate water carries part of the cold energy and is discharged from the drain pipe, which belongs to the waste of refrigeration capacity and water quantity, and it is necessary to recycle the cold energy and water quantity.

[0052] In some embodiments, the upper end of the oil outlet pipe 203 is inserted into the bottom of the oil separator 2, the lower end of the oil outlet pipe 203 is communicated with the fourth pipeline 104, and the throttling component 12 is a capillary tube. This is a further preferred structure of the oil outlet pipe and the throttling component of the present application, the upper end of the oil outlet pipe is communicated to the inside of the bottom of the oil separator, the lower end is communicated to the fourth pipeline, the separated oil can be effectively recovered by using the pressure difference of the refrigeration system, and the throttling component can realize the throttling and pressure reduction effect by the capillary tube.

[0053] In some embodiments, a water pump 8 is further arranged on the first pipeline 101, and a water supplement valve 9 is arranged on the second pipeline 102.

[0054] The air conditioner condensate water humidification system further comprises a water supplement pipe 105, one end of the water supplement pipe 105 is communicated with the first pipeline 101, the other end can introduce water from the outside, and a water stop valve 10 is arranged on the water supplement pipe 105, the water stop valve 10 only allows water to flow from the water supplement pipe 105 to the first pipeline 101.

[0055] The present application can also supplement the condensate water of the humidifier in the case of insufficient condensate water in the water pan by arranging the water supplement pipe, and can accurately control the water amount entering the heat exchange part according to the water level in the water pan by arranging the water pump on the first pipeline, and can control the water amount entering the humidifier according to the water level in the humidifier by arranging the water supplement valve on the second pipeline, so as to accurately control the water amount entering the humidifier to meet the humidification needs, effectively recycle and utilize the condensate water to humidify the indoor air, and at the same time, the cold energy of the condensate water can be transmitted to the refrigerant in the oil separator to pre-cool the refrigerant before entering the condenser, reduce the load of the condenser, and at the same time, the heat of the refrigerant in the oil separator can be used to heat the condensate water to reduce the heating power consumption of the humidifier, and improve the energy efficiency of the system.

[0056] The water pump sucks the low-temperature condensate water from the water pan, and the outlet of the water pump is connected between the outlet of the water stop valve and the bottom water inlet of the outer cylinder of the oil separator. A conventional water level gauge is arranged on the water pan, and usually low water level and high water level limits are provided; when the water level is lower than the low water level, the water pump is not allowed to start, and when the water level is higher than the high water level, the water pump starts to run.

[0057] In some embodiments, an overflow pipe 106 is further included, one end of which is communicated to the inside of the humidifier 6 and the other end of which is out of the humidifier 6. The present application can effectively discharge the excessive condensed water in the humidifier through the overflow pipe, and prevent the water from flowing back to the humidifier from the third pipeline 103 to cause the water to be sprayed out of the humidifier.

[0058] The present application further provides a control method of the air conditioner condensed water humidification system as described above, which comprises:

[0059] a detecting step of detecting the water level in the humidifier 6;

[0060] a judging step of judging the relationship between the water level in the humidifier 6 and the first preset low water level and the first preset high water level;

[0061] a controlling step of controlling the water supplement valve 9 to be opened when the water level in the humidifier 6 is lower than the first preset low water level, and controlling the water supplement valve 9 to be closed or opened when the water level in the humidifier 6 is higher than the first preset high water level.

[0062] The present application can accurately control the water level in the humidifier by detecting the water level in the humidifier and controlling the opening or closing of the water supplement valve according to the water level.

[0063] In some embodiments, when the air conditioner condensed water humidification system further includes an overflow pipe 106:

[0064] the detecting step further detects the water level in the water pan 5;

[0065] the judging step further judges the relationship between the water level in the water pan 5 and the second preset low water level and the second preset high water level;

[0066] the controlling step controls the water supplement valve 9 and the water pump 8 to be opened when the water level in the humidifier 6 is lower than the first preset low water level and the water level in the water pan 5 is higher than the second preset high water level, and controls the water supplement valve to be opened and the water pump to be closed to supplement the first pipeline 101 with the water supplement pipe 105 when the water level in the humidifier 6 is lower than the first preset low water level and the water level in the water pan 5 is lower than the second preset low water level.

[0067] When the water level in the humidifier 6 is higher than the first preset high water level, and the water level in the water pan 5 is higher than the second preset high water level, the water replenishing valve 9 and the water pump 8 are both opened, and water is discharged from the humidifier 6 through the overflow pipe 106; when the water level in the humidifier 6 is higher than the first preset high water level, and the water level in the water pan 5 is lower than the second preset low water level, the water replenishing valve 9 is closed, and the water pump 8 is closed.

[0068] The present application can accurately control the water level in the humidifier and the water level in the water pan by detecting the water level in the humidifier and the water level in the water pan, and controlling the opening or closing of the water replenishing valve according to the water level. The amount of water entering the humidifier can be accurately controlled to meet the humidification needs, the condensed water is effectively recovered and utilized to humidify indoor air, the cold energy of the condensed water is transmitted to the refrigerant in the oil separator to pre-cool the refrigerant before entering the condenser, the load of the condenser is reduced, the heat of the refrigerant in the oil separator is utilized to heat the condensed water, the heating power consumption of the humidifier is reduced, and the energy efficiency of the system is improved.

[0069] The operation control of the air conditioner condensed water humidification system of the present application is as follows:

[0070] 1. When the water level in the humidifier is lower than the low water level, the water replenishing valve is opened to allow the water pump to operate; when the water level in the water pan is higher than the low water level, the water pump is started, and the low-temperature condensed water enters the outer cylinder (water jacket) of the oil separator under the drive of the water pump to cool the high-temperature refrigerant gas in the oil separator, the heated condensed water enters the humidifier through the water replenishing valve for recycling, so that the cold energy of the low-temperature condensed water is fully utilized to pre-cool the high-temperature refrigerant, and the water replenishment of the humidifier is preheated, so that the comprehensive energy efficiency of the system is improved; when the water level in the water pan is lower than the low water level, the water pump is not allowed to start, and the water replenishment in the water replenishing pipe enters the water jacket through the water stop valve, and the water replenishment after cooling the high-temperature refrigerant gas in the oil separator is raised in temperature and enters the humidifier through the water replenishing valve, so that the comprehensive energy efficiency of the system is improved.

[0071] 2. When the water level in the humidifier is higher than the high water level, the water replenishing valve is closed, and the water pump stops operating; when the water level in the water pan is higher than the high water level, the water replenishing valve and the water pump are opened, and the low-temperature condensed water enters the water jacket to cool the oil separator under the drive of the water pump, and then enters the humidifier through the water replenishing valve, and is discharged from the unit through the overflow port of the humidifier, so that the cold energy of the low-temperature condensed water is fully utilized to pre-cool the high-temperature refrigerant, and the stored water in the humidifier is kept at a high temperature for preheating.

[0072] The above merely describes preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. The above merely describes preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An air conditioner condensate water humidifying system, characterized by: Comprise: Compressor (1), oil separator (2), heat exchange part (3), evaporator (4), water pan (5) and humidifier (6), the oil separator (2) is communicated with the air outlet end of the compressor (1), the evaporator (4) is communicated with the suction end of the compressor (1), the heat exchange part (3) is connected with the oil separator (2), the water pan (5) is arranged at the bottom of the evaporator (4) to collect the condensed water generated by the evaporator (4); The air conditioner condensate humidification system further comprises a first pipeline (101) and a second pipeline (102), one end of the first pipeline (101) is communicated with the inside of the water pan (5), the other end can be communicated to the heat exchange part (3), so that the condensed water can be conducted from the water pan (5) to the heat exchange part (3) and heat exchanged with the oil separator (2), one end of the second pipeline (102) is communicated with the heat exchange part (3), the other end is communicated with the humidifier (6), so that the condensed water after heat exchange in the heat exchange part (3) can be conducted to the humidifier (6), the humidifier (6) can atomize water and humidify the air before or after heat exchange in the evaporator (4); Further comprising a third pipeline (103) and a humidification pipe (11), one end of the third pipeline (103) is communicated with the inside of the humidifier (6), so that the condensed water and / or water vapor can be led out from the humidifier (6), the other end of the third pipeline (103) is communicated with the humidification pipe (11), the humidification pipe (11) is arranged on the air outlet pipeline of the evaporator (4), so that the air after cooling in the evaporator (4) can be humidified; The heat exchange part (3) is an outer cylinder with a sleeve structure, which is sleeved on the outer peripheral wall of the oil separator (2), the inner wall and the outer wall of the outer cylinder have a cavity, the other end of the first pipeline (101) is communicated with the cavity, so that the condensed water in the water pan (5) can be conducted to the bottom of the cavity, one end of the second pipeline (102) is communicated with the top of the cavity, so that the condensed water after heat exchange can be led out from the cavity; Further comprising a condenser (7), an air inlet pipe (201), an air outlet pipe (202) and an oil outlet pipe (203), one end of the air inlet pipe (201) is communicated with the air outlet end of the compressor (1), the other end is communicated to the inside upper part of the oil separator (2), one end of the air outlet pipe (202) is communicated with the inside upper part of the oil separator (2), the other end is communicated with the condenser (7); Further comprising a fourth pipeline (104), one end of the fourth pipeline (104) is communicated with the suction end of the compressor (1), the other end is communicated with the evaporator (4), one end of the oil outlet pipe (203) is communicated with the inside bottom of the oil separator (2), the other end is communicated with the fourth pipeline (104), a throttling part (12) is further arranged on the oil outlet pipe (203).

2. The air conditioner condensate humidification system according to claim 1, wherein: The humidifying pipe (11) is a hollow pipe structure with an internal accommodating cavity, a plurality of through holes are formed on the pipe wall of the humidifying pipe (11), the through holes pass through from the inner wall to the outer wall of the humidifying pipe (11), so that the condensed water and / or water vapor can be sprayed out through the through holes.

3. The air conditioner condensate water humidifying system according to claim 1, characterized in that: The upper end of the oil outlet pipe (203) is inserted into the bottom of the oil separator (2), the lower end of the oil outlet pipe (203) is communicated with the fourth pipeline (104), and the throttling component (12) is a capillary tube.

4. The air conditioner condensate water humidifying system according to any one of claims 1-3, characterized in that: The first pipeline (101) is further provided with a water pump (8), and the second pipeline (102) is provided with a water supplement valve (9), The air conditioner condensate water humidifying system further comprises a water supplement pipe (105), one end of the water supplement pipe (105) is communicated with the first pipeline (101), the other end can introduce water from the outside, the water supplement pipe (105) is provided with a water stop valve (10), and the water stop valve (10) only allows water to flow from the water supplement pipe (105) to the first pipeline (101).

5. The air conditioner condensate water humidifying system according to claim 4, characterized in that: It further comprises an overflow pipe (106), one end of the overflow pipe (106) is communicated to the inside of the humidifier (6), and the other end penetrates out of the humidifier (6).

6. A control method of an air conditioning condensate water humidifying system according to any one of claims 4-5, characterized by: It comprises: a detection step of detecting the water level height in the humidifier (6); a judgment step of judging the relationship between the water level height in the humidifier (6) and the first preset low water level and the first preset high water level; a control step of controlling the water supplement valve (9) to be opened when the water level height in the humidifier (6) is lower than the first preset low water level, and controlling the water supplement valve (9) to be closed or opened when the water level height in the humidifier (6) is higher than the first preset high water level.

7. The control method according to claim 6, characterized in that: When the air conditioner condensate water humidifying system further comprises an overflow pipe (106): The detection step further detects the water level height in the water pan (5); The judgment step further judges the relationship between the water level height in the water pan (5) and the second preset low water level and the second preset high water level; The control step controls the water supplement valve (9) and the water pump (8) to be opened when the water level height in the humidifier (6) is lower than the first preset low water level and the water level height in the water pan (5) is higher than the second preset high water level, and controls the water supplement valve to be opened and the water pump to be closed when the water level height in the humidifier (6) is lower than the first preset low water level and the water level height in the water pan (5) is lower than the second preset low water level, so as to supplement water to the first pipeline (101) through the water supplement pipe (105). When the water level in the humidifier (6) is higher than the first preset high water level, and the water level in the water receiving tray (5) is higher than the second preset high water level, the water supplement valve (9) and the water pump (8) are both opened, and the water is discharged from the humidifier (6) through the overflow pipe (106); when the water level in the humidifier (6) is higher than the first preset high water level, and the water level in the water receiving tray (5) is lower than the second preset low water level, the water supplement valve (9) is closed, and the water pump (8) is closed.

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