CN213630373U - Low-pressure steam recovery system - Google Patents

Low-pressure steam recovery system Download PDF

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Publication number
CN213630373U
CN213630373U CN202021471328.9U CN202021471328U CN213630373U CN 213630373 U CN213630373 U CN 213630373U CN 202021471328 U CN202021471328 U CN 202021471328U CN 213630373 U CN213630373 U CN 213630373U
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China
Prior art keywords
steam
pressure
low
compression unit
vapor
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Active
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CN202021471328.9U
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Chinese (zh)
Inventor
彭福明
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Dongguan Furuisi Environmental Protection Equipment Co ltd
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Dongguan Furuisi Environmental Protection Equipment Co ltd
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Priority to CN202021471328.9U priority Critical patent/CN213630373U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

Abstract

The utility model relates to a low-pressure steam recovery system, which is provided with a low-pressure flash tank and a steam compression unit, wherein the low-pressure flash tank is provided with a low-pressure steam inlet and a low-pressure steam outlet; the steam compression unit is connected with a low-pressure steam output port of the low-pressure flash tank and used for boosting the low-pressure steam provided by the low-pressure flash tank to obtain high-pressure steam and conveying the high-pressure steam to the steam pressure-stabilizing air storage tank; an automatic regulating valve is arranged on a conveying pipeline between the steam pressure-stabilizing gas storage tank and the steam compression unit; the steam pressure-stabilizing air storage tank provides steam suitable for use to steam equipment. The utility model has simple equipment, safety and reliability, realizes the recycling of low-pressure steam, and is economic and environment-friendly; the auxiliary steam compression unit boosts the pressure of the recovered low-pressure steam to obtain high-pressure steam, the high-pressure steam is stored in the steam pressure-stabilizing gas storage tank and is supplied to steam-consuming equipment for use, the steam is recycled, the utilization efficiency of the steam can be effectively improved, the industrial utilization is met, and great economic benefits and social benefits are achieved.

Description

Low-pressure steam recovery system
Technical Field
The utility model relates to a heat exchange field especially relates to a low pressure steam recovery cyclic utilization device.
Background
Currently, steam is used in industrial production, and products are manufactured by pressurizing and heating the steam, but low-pressure steam is generated in the production process, and the low-pressure steam is usually discharged to the atmosphere and is wasted. Along with the increasingly tense world energy, the domestic coal price is increasing day by day, and the energy conservation is more urgent under the current situation; meanwhile, a large amount of low-pressure steam discharged to the air can be generated in the operation process of a large amount of industrial boilers and power station boilers; and a large amount of low-pressure steam is discharged to the air in the steam using process of industrial and mining enterprises such as paper making, pharmacy and the like. The energy with recoverable value is not effectively utilized, the energy waste is serious, and simultaneously, pollution is brought to each enterprise, and the appearance of the factory in the factory area is influenced. For this reason, low-pressure steam recovery is essential.
Disclosure of Invention
An object of the utility model is to provide a low pressure steam recovery system can simply, effectual recovery low pressure steam recycles the energy saving.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a low pressure vapor recovery system having:
a low pressure flash tank having a low pressure steam inlet and a low pressure steam outlet;
the steam compression unit is connected with a low-pressure steam output port of the low-pressure flash tank and is used for boosting the low-pressure steam provided by the low-pressure flash tank to obtain high-pressure steam and conveying the high-pressure steam to the steam pressure-stabilizing air storage tank; an automatic regulating valve is arranged on a conveying pipeline between the steam pressure-stabilizing gas storage tank and the steam compression unit; the steam pressure-stabilizing air storage tank provides steam suitable for use to steam equipment.
The steam compression unit is a piston compressor, the low-pressure flash tank is provided with two low-pressure steam outlets which are respectively communicated with one steam compression unit, the two steam compression units are driven by a bidirectional hydraulic cylinder to alternately suck and compress air, and high-pressure steam output by the two steam compression units is conveyed into a steam pressure-stabilizing air storage tank together.
The utility model has simple equipment, safety and reliability, realizes the recycling of low-pressure steam, and is economic and environment-friendly; the auxiliary steam compression unit boosts the pressure of the recovered low-pressure steam to obtain high-pressure steam, the high-pressure steam is stored in the steam pressure-stabilizing gas storage tank and is supplied to steam-consuming equipment for use, the steam is recycled, the utilization efficiency of the steam can be effectively improved, the industrial utilization is met, and great economic benefits and social benefits are achieved.
Description of the drawings:
fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
The specific implementation mode is as follows:
the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, it is a schematic structural view of a preferred embodiment of the present invention, the present invention relates to a low pressure vapor recovery system, which comprises a low pressure flash tank 1, a vapor compression unit 2, and a vapor pressure stabilizing gas storage tank 3. The low-pressure flash tank 1 is provided with a low-pressure steam inlet 11 and a low-pressure steam outlet 12; the low-pressure steam inlet 11 is used for recovering low-pressure steam discharged by production equipment, a production workshop and other steam discharge points, and can assist corresponding recovery instrument equipment, such as a recovery pump, a fan and the like, the low-pressure steam is recovered through the low-pressure steam inlet 11 and enters the low-pressure flash tank 1, and the low-pressure steam recovered by the low-pressure flash tank 1 based on the flash principle is output from the low-pressure steam outlet 12. The steam compression unit 2 is connected with a low-pressure steam output port 12 of the low-pressure flash tank 1, and is used for boosting the low-pressure steam provided by the low-pressure flash tank 1 to obtain high-pressure steam and conveying the high-pressure steam to the steam pressure-stabilizing air storage tank 3. The automatic regulating valve 4 is arranged on the conveying pipeline between the steam pressure stabilizing gas storage tank 3 and the steam compression unit 2, the automatic regulating valve is used for self-adaptive pressure regulation, the pressure and the steam quantity in the steam pressure stabilizing gas storage tank 3 are guaranteed, and therefore the purpose that the steam pressure stabilizing gas storage tank 3 provides steam suitable for use for steam consuming equipment is achieved.
Referring to fig. 1, in the present embodiment, the vapor compression unit 2 is a piston compressor, the low-pressure flash tank 1 is provided with two low-pressure vapor outlets 12, the two low-pressure vapor outlets 12 are respectively communicated with one vapor compression unit 2, the two vapor compression units 2 are driven by a bidirectional hydraulic cylinder 5 to alternately perform suction and compression operations, and high-pressure vapor output by the two vapor compression units 2 is conveyed to a vapor pressure-stabilizing air storage tank 3 together. The structure is simple, the investment cost is low, the piston compressor boosts low-pressure steam, and the two-way hydraulic cylinder 5 is used for driving the two steam compression units 2 to alternately suck and compress air, so that the efficiency is improved, and the operation is stable and reliable. In the process of steam compression, the pressure and the temperature are increased together, the required steam is obtained and is stored by the steam pressure-stabilizing gas storage tank 3 and is supplied to steam equipment.
The utility model has simple equipment, safety and reliability, realizes the recycling of low-pressure steam, and is economic and environment-friendly; the auxiliary steam compression unit boosts the pressure of the recovered low-pressure steam to obtain high-pressure steam, the high-pressure steam is stored in the steam pressure-stabilizing gas storage tank and is supplied to steam-consuming equipment for use, the steam is recycled, the utilization efficiency of the steam can be effectively improved, the industrial utilization is met, and great economic benefits and social benefits are achieved.
Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.

Claims (2)

1. A low pressure vapor recovery system, comprising:
a low-pressure flash tank (1), the low-pressure flash tank (1) having a low-pressure steam inlet (11) and a low-pressure steam outlet (12);
the steam compression unit (2) is connected with a low-pressure steam output port (12) of the low-pressure flash tank (1) and is used for boosting the low-pressure steam provided by the low-pressure flash tank (1) to obtain high-pressure steam and conveying the high-pressure steam into the steam pressure-stabilizing air storage tank (3); an automatic regulating valve (4) is arranged on a conveying pipeline between the steam pressure-stabilizing air storage tank (3) and the steam compression unit (2); the steam pressure-stabilizing air storage tank (3) provides steam suitable for use to steam equipment.
2. The low pressure vapor recovery system of claim 1, wherein the vapor compression unit (2) is a piston compressor, the low pressure flash tank (1) is provided with two low pressure vapor outlets (12), the two low pressure vapor outlets (12) are respectively communicated with one vapor compression unit (2), the two vapor compression units (2) are driven by a bidirectional hydraulic cylinder (5) to alternately perform suction and compression operations, and high pressure vapor output by the two vapor compression units (2) is conveyed together to the vapor surge tank (3).
CN202021471328.9U 2020-07-23 2020-07-23 Low-pressure steam recovery system Active CN213630373U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021471328.9U CN213630373U (en) 2020-07-23 2020-07-23 Low-pressure steam recovery system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021471328.9U CN213630373U (en) 2020-07-23 2020-07-23 Low-pressure steam recovery system

Publications (1)

Publication Number Publication Date
CN213630373U true CN213630373U (en) 2021-07-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021471328.9U Active CN213630373U (en) 2020-07-23 2020-07-23 Low-pressure steam recovery system

Country Status (1)

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CN (1) CN213630373U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114321548A (en) * 2022-03-16 2022-04-12 艾肯(江苏)工业技术有限公司 Pressure-control flow-dividing pump valve group for steam heat tracing station

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114321548A (en) * 2022-03-16 2022-04-12 艾肯(江苏)工业技术有限公司 Pressure-control flow-dividing pump valve group for steam heat tracing station
CN114321548B (en) * 2022-03-16 2022-05-27 艾肯(江苏)工业技术有限公司 Pressure-control flow-dividing pump valve group for steam heat tracing station

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