CN216498147U

CN216498147U - Process device for reducing VOC (volatile organic compounds) emission of compressor

Info

Publication number: CN216498147U
Application number: CN202123082344.6U
Authority: CN
Inventors: 孙美琪; 周广利; 祁海鹏; 艾云涛; 王超; 孙国平
Original assignee: Huaneng Tianjin Coal Gasification Power Generation Co Ltd
Current assignee: Huaneng Tianjin Coal Gasification Power Generation Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-13
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a process device for reducing VOC (volatile organic compounds) emission of a compressor, which comprises an oil mist purifier, a first compressor oil tank, a second compressor oil tank and a third compressor oil tank, wherein the oil mist purifier is connected with the first compressor oil tank; wherein, the oil mist clarifier includes first cavity, and the top of first cavity is provided with the metal filter screen, and the top surface of metal filter screen has thick fibrous layer through first pipe connection, and the top surface on thick fibrous layer has thin fibrous layer through second pipe connection, and the top surface on thin fibrous layer has the air-blower through third pipe connection, and the inner wall of first cavity is provided with pressure sensors, and what first cavity link up is provided with the seventh pipeline, is provided with the motorised valve on the seventh pipeline. The utility model has wide application range, high efficiency, energy saving and less investment, can obtain remarkable effect, and simultaneously, the emission meets the requirements of national relevant standard specifications.

Description

Process device for reducing VOC (volatile organic compounds) emission of compressor

Technical Field

The utility model relates to the technical field of compressor devices, in particular to a process device for reducing VOC (volatile organic compounds) emission of a compressor.

Background

Volatile Organic Compounds (VOCs) are organic compounds that are volatile at room temperature. VOCs is characterized by extremely complex components, large amount, wide range, dispersed emission source and difficult monitoring. Is an important precursor of PM2.5 and O3, and threatens the health of human bodies at all times. The existing VOC treatment mainly adopts the technologies of active carbon adsorption, condensation technology, absorption technology, condensation + adsorption technology, absorption + adsorption technology, condensation + absorption + adsorption composite technology, combustion technology and plasma technology; most of the treatment systems are single and small in medium treatment, the automation level is low, and the system is blocked and has explosion risk.

SUMMERY OF THE UTILITY MODEL

In view of the above-identified deficiencies or inadequacies of the prior art, it would be desirable to provide a process arrangement for reducing VOC emissions from a compressor including an oil mist purifier, a first compressor oil sump, a second compressor oil sump, and a third compressor oil sump; wherein the content of the first and second substances,

the oil mist purifier comprises a first cavity, wherein a metal filter screen is arranged at the top of the first cavity, the top surface of the metal filter screen is connected with a coarse fiber layer through a first pipeline, the top surface of the coarse fiber layer is connected with a fine fiber layer through a second pipeline, the top surface of the fine fiber layer is connected with an air blower through a third pipeline, a pressure sensor is arranged on the inner wall of the first cavity, a seventh pipeline is arranged in the first cavity in a penetrating manner, and an electric valve is arranged on the seventh pipeline;

the first compressor oil tank is communicated with the first cavity through a fourth pipeline, and a first manual gate valve and a first check valve are sequentially arranged on the fourth pipeline;

the second compressor oil tank is communicated with the first cavity through a fifth pipeline, and a second manual gate valve and a second check valve are sequentially arranged on the fifth pipeline;

the third compressor oil tank is communicated with the first cavity through a sixth pipeline, and a third manual gate valve and a third check valve are sequentially arranged on the sixth pipeline.

Preferably, the fine fiber layer is a fine filtration layer.

Preferably, still include the control unit, the control unit include the controller and with the touch-sensitive screen that the controller electricity is connected, oil mist clarifier, first compressor oil case, second compressor oil case and third compressor oil case all with the controller electricity is connected.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the compressors are respectively laid with pipelines to be converged at the inlet of the oil mist purifier, and check valves are additionally arranged to prevent a certain fan from being in failure and other fans from discharging smoke to enter;

(2) the pressure sensor senses the pressure change in the first cavity, the pressure sensor gives an alarm when the pressure is too high and opens an electric valve on the seventh pipeline, and the pressure sensor detects whether each filter layer penetrates or not when the pressure is too low;

(3) the device has the advantages that the multistage filtration is arranged, the filtering effect is guaranteed, the device is wide in application range, efficient, energy-saving and low in investment, the remarkable effect can be achieved, and meanwhile, the emission meets the requirements of national relevant standard specifications.

It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic diagram of a process installation for reducing compressor VOC emissions.

Reference numbers in the figures: 12. an oil mist purifier; 13. a first compressor sump; 14. a second compressor sump; 15. a third compressor sump; 16. a control unit;

21. a first cavity; 22. a metal screen; 23. a coarse fiber layer; 24. a fine fiber layer; 25. a blower;

31. a first manual gate valve; 32. a first check valve;

41. a second manual gate valve; 42. a second check valve;

51. a third manual gate valve; 52. a third check valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1, an embodiment of the present invention provides a process apparatus for reducing VOC emission from a compressor, including an oil mist purifier 12, a first compressor oil tank 13, a second compressor oil tank 14, and a third compressor oil tank 15; wherein the content of the first and second substances,

the oil mist purifier 12 comprises a first cavity 21, a metal filter screen 22 is arranged at the top of the first cavity 21, the top surface of the metal filter screen 22 is connected with a coarse fiber layer 23 through a first pipeline, the top surface of the coarse fiber layer 23 is connected with a fine fiber layer 24 through a second pipeline, the top surface of the fine fiber layer 24 is connected with an air blower 25 through a third pipeline, a pressure sensor 26 is arranged on the inner wall of the first cavity 21, a seventh pipeline is arranged in the first cavity 21 in a penetrating manner, and an electric valve 27 is arranged on the seventh pipeline;

the first compressor oil tank 13 is communicated with the first cavity 21 through a fourth pipeline, and a first manual gate valve 31 and a first check valve 32 are sequentially arranged on the fourth pipeline;

the second compressor oil tank 14 is communicated with the first cavity 21 through a fifth pipeline, and a second manual gate valve 41 and a second check valve 42 are sequentially arranged on the fifth pipeline;

the third compressor oil tank 15 is communicated with the first cavity 21 through a sixth pipeline, and a third manual gate valve 51 and a third check valve 52 are sequentially arranged on the sixth pipeline.

In the present embodiment, when the process device for reducing the VOC emission of the compressor is used, the oil mist generated from the first compressor oil tank 13, the second compressor oil tank 14 and the third compressor oil tank 15 is respectively delivered to the first chamber 21 through the respective pipes, the oil mist is filtered through a metal screen 22, which conveys the oil mist through a first conduit to a coarse fibre layer 23, then, the coarse fiber layer 23 is conveyed to the fine fiber layer 24 through a second pipeline, finally, filtered gas is discharged to the atmosphere through an air blower 25, multistage filtration is arranged, it is guaranteed that filtered substances meet national emission standards, a pressure sensor 26 is arranged in the first cavity 21, pressure change in the first cavity 21 is sensed at any time, an alarm is given when the pressure is too high, an electric valve on the seventh pipeline is opened, and whether each filter layer penetrates or not is checked when the pressure is too low.

In a preferred embodiment, as shown in FIG. 1, the fine fiber layer 24 is a fine filtration layer.

In a preferred embodiment, as shown in fig. 1, the oil mist purifier 12, the first compressor oil tank 13, the second compressor oil tank 14 and the third compressor oil tank 15 are electrically connected to the controller, and the control unit 16 includes a controller and a touch screen electrically connected to the controller.

In this embodiment, the controller refers to a master device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of the master circuit or the control circuit and changing the resistance value in the circuit according to a predetermined sequence. The system consists of a program counter, an instruction register, an instruction decoder, a time sequence generator and an operation controller, and is a decision mechanism for issuing commands, namely, the decision mechanism is used for coordinating and commanding the operation of the whole system. The controller is provided with a touch screen for inputting and displaying information such as control parameters and the like.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A process unit for reducing VOC emission of a compressor is characterized by comprising an oil mist purifier, a first compressor oil tank, a second compressor oil tank and a third compressor oil tank; wherein the content of the first and second substances,

2. A process unit for reducing compressor VOC emissions according to claim 1, wherein said fine fiber layer is made of laminated borosilicate microfibers.

3. The process unit for reducing compressor VOC emissions according to claim 2, further comprising a control unit, said control unit comprising a controller and a touch screen electrically connected to said controller, wherein said oil mist purifier, said first compressor oil tank, said second compressor oil tank, and said third compressor oil tank are electrically connected to said controller.