Vapor compressor skid-mounted equipment and vapor compression system

Abstract

The utility model provides a steam compressor skid-mounted device and a steam compression system. The skid-mounted equipment comprises a base which comprises a bearing surface; the bracket is arranged on the bearing surface; the steam compressor is fixed on the bracket; and the pipeline assembly is connected with the steam compressor so as to convey materials to the interior or the exterior of the steam compressor. According to the skid-mounted equipment for the steam compressor, standardized mounting steps are provided for mounting all parts of a steam compression system, the mounting process is simplified, the mounting efficiency is improved, and the mounting cost and the mounting failure rate are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of evaporation concentration, and specifically relates to a steam compressor skid-mounted equipment and steam compression system. BACKGROUND

[0002] Evaporation concentration is a common process in chemical production, and is widely used in high-salinity wastewater treatment, seawater desalination, food processing, traditional Chinese medicine concentration, sludge drying and other fields. At present, the MVR (Mechincal Vapor Recompression) system is a more energy-saving evaporation concentration equipment at the present stage. The key components such as the steam compressor, the valve assembly and the related controller are not standardized modules in the installation of each component, so the steam compressor skid-mounted equipment does not have the convenience of overall relocation. In addition, the installation and maintenance work is complicated, the assembly work of each component is generally carried out on site, and the process cooperation between each component does not have a unified or standardized operation process, which greatly increases the construction period, cost, system failure rate and other factors, and there is no unified installation standard, which greatly affects the stability of the overall system. SUMMARY

[0003] In view of the problems in the prior art, the purpose of the utility model is to provide a steam compressor skid-mounted equipment and steam compression system, which provides a standardized installation step for installing each component of the steam compression system, simplifies the installation process, improves the installation efficiency, reduces the installation cost and the installation failure rate.

[0004] The utility model embodiment provides a steam compressor skid-mounted equipment, which comprises:

[0005] A base comprising a bearing surface;

[0006] A support arranged on the bearing surface;

[0007] A steam compressor fixed on the support;

[0008] A pipeline assembly connected with the steam compressor to deliver materials to the inside or outside of the steam compressor.

[0009] In some embodiments, a gas-liquid separation tank is further included, which is arranged on the base, and the outlet of the gas-liquid separation tank is connected with the inlet of the steam compressor.

[0010] In some embodiments, a pipeline assembly is further included, which comprises an inlet pipe and an outlet pipe, the inlet pipe is connected with the inlet of the steam compressor and the outlet of the gas-liquid separation tank, and the outlet pipe is connected with the outlet of the steam compressor.

[0011] In some embodiments, the pipeline assembly further comprises a filter screen arranged inside the inlet pipe.

[0012] In some embodiments, the filter screen is a conical structure, a tip of the conical structure is arranged towards the outlet of the steam compressor.

[0013] In some embodiments, the inlet pipe comprises a straight pipe section arranged in parallel with the axial direction of the steam compressor, a height of the straight pipe section from the base is higher than the top of the gas-liquid separation tank.

[0014] In some embodiments, the pipeline assembly further comprises a bypass pipe connecting the inlet pipe and the outlet pipe, and a return pipe connecting the outlet pipe and the evaporative heat exchanger.

[0015] In some embodiments, a frequency conversion assembly and a controller assembly are further arranged on the base to control the operation of the steam compressor.

[0016] In some embodiments, the steam compressor is a centrifugal compressor.

[0017] Embodiments of the present application also provide a steam compression system comprising the steam compressor skid-mounted device as described above.

[0018] The steam compressor skid-mounted device and the steam compression system provided by the present application have the following advantages:

[0019] The steam compressor skid-mounted device provided by the present application integrates the steam compressor and the pipeline assembly connected thereto on the base, the positions of the components on the base are relatively fixed, and the components are fixed and installed in sequence according to the fixed positions on the base; the steam compressor skid-mounted device can adjust the steam compressor, valves and other components in advance, save system debugging time, and improve system stability.

[0020] After the skid-mounted device is installed and debugged, only the inlet and outlet of the skid-mounted device need to be connected and installed with the corresponding interfaces of the steam compression system. The steam compressor skid-mounted device provides standardized installation steps for the components of the steam compression system, simplifies the installation process, improves the installation efficiency, reduces the installation cost and the installation failure rate; the skid-mounted device also has the advantages of compact structure, small floor area, easy overall transfer and high equipment reusability. BRIEF DESCRIPTION OF DRAWINGS

[0021] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments with reference to the attached drawings.

[0022] Figure 1 is a side view of the steam compressor skid-mounted device of an embodiment of the present application;

[0023] Figure 2is a perspective view of a steam compressor skid-mounted equipment according to an embodiment of the present application;

[0024] Figure 3 is a schematic view of a filter screen according to an embodiment of the present application;

[0025] Figure 4 is a schematic view of a steam compression system according to an embodiment of the present application.

[0026] Reference Signs:

[0027] 100 steam compressor skid-mounted equipment 54 reflux pipe

[0028] 10 base 541 first proportional regulating valve

[0029] 20 bracket 542 first manual regulating valve

[0030] 30 steam compressor 55 motor cooling pipeline

[0031] 40 gas-liquid separation tank 551 second proportional regulating valve

[0032] 50 pipeline assembly 552 second manual regulating valve

[0033] 51 inlet pipe 60 filter screen

[0034] 511 straight pipe section 71 frequency conversion assembly

[0035] 52 outlet pipe 72 controller assembly

[0036] 53 bypass pipe 200 evaporative heat exchanger

[0037] 531 on-off valve 300 condensing heat exchanger DETAILED DESCRIPTION

[0038] Example embodiments now will be described more fully hereinafter with reference to the accompanying drawings. Example embodiments, however, can be implemented in many different forms and should not be construed as limited to the implementations set forth herein; rather, these implementations are provided so that this disclosure will be thorough and complete, and will fully convey the scope of example embodiments to those skilled in the art. Like reference numerals refer to like elements throughout the figures, and description of the same or like elements can be omitted.

[0039] In the description of this application, reference to the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of this application. Moreover, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art may combine and integrate different embodiments or examples described in this application, as well as features of different embodiments or examples, unless otherwise contradictory.

[0040] It should be further understood that the terms "comprise" and "include" indicate the presence of features, steps, operations, elements, components, items, types, and / or groups, but do not exclude the presence, occurrence, or addition of one or more other features, steps, operations, elements, components, items, types, and / or groups. The terms "or" and "and / or" used herein are interpreted as inclusive, or mean any one or any combination. Thus, "A, B, or C" or "A, B, and / or C" means "any of the following: A; B; C; A and B; A and C; B and C; A, B, and C." Exceptions to this definition occur only when a combination of elements, functions, steps, or operations are inherently mutually exclusive in some way.

[0041] In order to solve the problems in the prior art, an embodiment of the present invention provides a steam compressor skid-mounted device, comprising: a base including a bearing surface; a bracket provided on the bearing surface; a steam compressor fixed on the bracket; and a pipeline assembly connected to the steam compressor to transport materials to the inside or outside of the steam compressor. The steam compressor skid-mounted device provided by the present invention integrates the steam compressor and the pipeline assembly connected thereto on the base, and the positions of the various components on the base are relatively fixed. The various components are fixedly installed in sequence according to the fixed positions on the base. The skid-mounted device also has the advantages of compact structure, small footprint, convenient overall transfer, and high equipment reuse rate. The steam compressor skid-mounted device can adjust the steam compressor, valves and other components in advance, saving system debugging time and improving system stability.

[0042] Once the skid-mounted equipment is installed and commissioned, you only need to connect the skid-mounted equipment's inlet and outlet to the corresponding interfaces of the steam compression system. The steam compressor skid-mounted equipment provides standardized installation steps for each component of the steam compression system, simplifying the installation process, improving installation efficiency, and reducing installation costs and installation failure rates.

[0043] The steam compressor skid-mounted device provided by the present invention will be explained in detail below with reference to specific embodiments.

[0044] Figure 1A side view of the steam compressor sled equipment is shown in the embodiment of the utility model; Figure 2 A perspective view of the steam compressor sled equipment is shown in the embodiment of the utility model. Figure 1 And Figure 2 As shown in the drawings, the steam compressor sled equipment comprises a base 10, a support 20 and a steam compressor 30 and a pipeline assembly 50.

[0045] By fixing the support 20 on the base 10, a fixed position is provided for the support 20, and thus the position of the steam compressor 30 on the base 10 is fixed, so that when the steam compressor 30 is installed, the position of the steam compressor 30 and the pipeline assembly 50 can be adjusted and fixed after the position of the base 10 is adjusted first, which can save the time for installing the steam compressor 30 and the pipeline assembly 50, provide convenience for moving or installing the steam compressor 30, set the steam compressor sled equipment, provide standardized installation steps for installing each component of the steam compression system, simplify the installation process, improve the installation efficiency, reduce the installation cost and the installation failure rate.

[0046] Specifically, the support 20 can be fixed on the base 10 by bolts, and the steam compressor 30 can be fixed on the support 20 by bolts, but is not limited thereto.

[0047] Please continue to refer to Figure 1 And Figure 2 The steam compressor sled equipment 100 further comprises a gas-liquid separation tank 40 arranged on the base 10, and the outlet of the gas-liquid separation tank 40 is connected to the inlet of the steam compressor 30.

[0048] Further, the pipeline assembly 50 comprises an inlet pipe 51 and an outlet pipe 52, the inlet pipe 51 is connected to the inlet of the steam compressor 30 and the outlet of the gas-liquid separation tank 40, and the outlet pipe 52 is connected to the outlet of the steam compressor 30.

[0049] Figure 3 is a schematic view of a filter screen. Figure 3As shown, the vapor compressor skid-mounted device 100 further comprises a filter screen 60 arranged inside the inlet pipe 51. As shown in Figure 3 The filter screen 60 is in a conical structure, and the tip of the conical structure is arranged to face away from the outlet of the vapor compressor 30. The filter screen 60 is used to block impurities from entering the inside of the vapor compressor 30, thereby avoiding the impurities affecting the operation of the vapor compressor 30.

[0050] Please continue to refer to Figure 1 and Figure 2 The inlet pipe 51 comprises a straight pipe section 511 arranged in parallel with the axial direction of the vapor compressor 30, and the height of the straight pipe section 511 from the base 10 is higher than the top of the gas-liquid separation tank 40.

[0051] The pipeline assembly 50 further comprises a bypass pipe 53 and a return pipe 54. The bypass pipe 53 connects the inlet pipe 51 and the outlet pipe 52, and the return pipe 54 connects the outlet pipe 52 and the evaporative heat exchanger. Further, the bypass pipe 53 is provided with an on-off valve 531 for controlling the communication and closing of the inlet pipe 51 and the outlet pipe 52; and the return pipe 54 is provided with a first proportional regulating valve 541 and a first manual regulating valve 542 for controlling the communication and closing of the outlet pipe 52 and the evaporative heat exchanger.

[0052] Further, the pipeline assembly 50 further comprises a motor cooling pipeline 55, and the shell of the vapor compressor 30 is provided with a cooling medium inlet and a cooling medium outlet. The cooling medium inlet is provided with a second proportional regulating valve 551, and the cooling medium outlet is provided with a plurality of second manual regulating valves 552.

[0053] As shown in Figure 1 and Figure 2 The vapor compressor skid-mounted device 100 further comprises a frequency conversion assembly 71 and a controller assembly 72 arranged on the base 10 for controlling the operation of the vapor compressor 30. When arranged, the strong current and the weak current are separated.

[0054] In this embodiment, the vapor compressor can be a centrifugal compressor. The centrifugal vapor compressor converts mechanical energy into pressure energy of gas by impeller work, centrifugal pressure boosting and speed expansion. The centrifugal compressor in this embodiment adopts a high-speed permanent magnet synchronous motor to drive the impeller to rotate, which reduces the volume of the centrifugal compressor, improves the efficiency of the compressor under oil-free direct drive, and improves the operating efficiency of the compressor. The centrifugal compressor internally adopts an oil-free bearing, which eliminates the lubricating oil system in the compressor and improves the cleanliness of the compressor.

[0055] In other embodiments, the vapor compressor can also be a Roots vapor compressor, a single-screw vapor compressor and a scroll vapor compressor. Those skilled in the art can select the type of vapor compressor according to actual needs, which is not specifically limited here.

[0056] The utility model embodiment further provides a kind of vapor compression system, comprising the vapor compressor pry installation equipment as described above. Figure 4 Exemplary vapor compression system provided by the utility model embodiment is shown. As Figure 4 Described, vapor compression system includes the vapor compressor pry installation equipment 100 as described above, evaporative heat exchanger 200 and condensing heat exchanger 300, wherein, evaporative heat exchanger 200 is connected with the inlet of gas-liquid separation tank 40, and condensing heat exchanger 400 is connected with the outlet of vapor compressor 30. Vapor compression system includes the above-mentioned vapor compressor pry installation equipment, can obtain all the technical effects of vapor compressor pry installation equipment, not repeated here.

[0057] The vapor compressor pry installation equipment and vapor compression system provided by the utility model have the following advantages:

[0058] The vapor compressor pry installation equipment provided by the utility model integrates vapor compressor and pipeline assembly connected with it on base, and the position of each component on base is relatively fixed, and each component is fixed and installed in order according to fixed position on base. The vapor compressor pry installation equipment provided by the utility model can adjust components such as vapor compressor and valve in advance, save system debugging time, and improve system stability. The pry installation equipment also has the advantages of compact structure, small floor area, convenient overall transfer and high equipment reutilization rate.

[0059] When pry installation equipment is installed and debugged, only the inlet and outlet of pry installation equipment need to be connected and installed with corresponding interface of vapor compression system. Vapor compressor pry installation equipment provides standardized installation steps for each component of vapor compression system, simplifies installation process, improves installation efficiency, reduces installation cost and installation failure rate.

[0060] The above content is further detailed description of the utility model made in combination with specific preferred embodiments, and the specific implementation of the utility model cannot be limited to these descriptions. For ordinary skilled person in the art to which the utility model belongs, on the premise of not departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which should be regarded as belonging to the protection scope of the utility model.

Claims

1. A steam compressor skid-mounted device, characterized in that: include: a base, including a bearing surface; a bracket, disposed on the bearing surface; a steam compressor fixed on the bracket; a pipeline assembly connected to the steam compressor to transport materials to the inside or outside of the steam compressor; The gas-liquid separation tank is arranged on the base, and the outlet of the gas-liquid separation tank is connected to the inlet of the steam compressor.

2. The steam compressor skid-mounted equipment according to claim 1, characterized in that: The pipeline assembly includes an inlet pipe and an outlet pipe, wherein the inlet pipe is connected to the inlet of the steam compressor and the outlet of the gas-liquid separation tank, and the outlet pipe is connected to the outlet of the steam compressor.

3. The steam compressor skid-mounted equipment according to claim 2, characterized in that: The pipeline assembly further includes a filter screen arranged inside the inlet pipe.

4. The steam compressor skid-mounted equipment according to claim 3, characterized in that: The filter screen is a conical structure, and the tip of the conical structure is arranged toward and away from the outlet of the steam compressor.

5. The steam compressor skid-mounted equipment according to claim 2, characterized in that: The inlet pipe comprises a straight pipe section which is arranged parallel to the axial direction of the steam compressor; the height of the straight pipe section from the base is higher than the top of the gas-liquid separation tank.

6. The steam compressor skid-mounted equipment according to claim 2, characterized in that: The pipeline assembly further includes a bypass pipe and a return pipe, wherein the bypass pipe connects the inlet pipe and the outlet pipe, and the return pipe connects the outlet pipe and the evaporative heat exchanger.

7. The steam compressor skid-mounted equipment according to claim 1, characterized in that: It also includes a frequency conversion component and a controller component, which are arranged on the base and are used to control the operation of the steam compressor.

8. The steam compressor skid-mounted equipment according to claim 1, characterized in that: The steam compressor is a centrifugal compressor.

9. A steam compression system, characterized in that: The invention comprises the steam compressor skid-mounted device according to any one of claims 1 to 8.

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