CN212429192U - Heat recovery system of air compressor - Google Patents
Heat recovery system of air compressor Download PDFInfo
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- CN212429192U CN212429192U CN202021763309.3U CN202021763309U CN212429192U CN 212429192 U CN212429192 U CN 212429192U CN 202021763309 U CN202021763309 U CN 202021763309U CN 212429192 U CN212429192 U CN 212429192U
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Abstract
The utility model relates to an air compressor heat recovery system, which comprises an air compressor head, an oil-gas separation barrel, a compressed air cooler, a lubricating oil cooler, an air storage tank and a demineralized water tank; the oil-gas separation barrel is communicated with the compressed air cooler through a first pipeline; the oil-gas separation barrel is communicated with the lubricating oil cooler through a second pipeline; the oil-gas separation barrel is communicated with the air compressor head through a third pipeline; the lubricating oil cooler is communicated with the head of the air compressor through a fourth pipeline; the lubricating oil cooler is communicated with the compressed air cooler through a fifth pipeline; the compressed air cooler is communicated with the air storage tank through a sixth pipeline, and the lubricating oil cooler is communicated with the boiler through a ninth pipeline; the desalting water tank is communicated with the compressed air cooler through a seventh pipeline; the utility model discloses utilize normal atmospheric temperature demineralized water and the oil and the gaseous heat exchange that realize of isolating, absorb the final backward flow of thermal demineralized water and get into the boiler in, make the moisturizing temperature of boiler rise to can practice thrift coal-fired use amount.
Description
Technical Field
The utility model relates to a collect thermal device in oil-gas mixture body.
Background
Produce high-temperature high-pressure oil-gas mixture in the screw air compressor aircraft nose, the heat that oil-gas mixture carried is about equal to the 3/4's of air compressor consumption conversion heat, the waste heat temperature is usually between 80 ℃ -100 ℃, the heat that compressed air cooler and lubricating oil cooler produced is reduced to special cooling water among the prior art, the cooling water that the temperature rose gets back to the cooling tower cooling again, then the recirculation cools down for compressed air cooler and lubricating oil cooler, this in-process cooling water absorbing heat is wasted by vain, this process of cooling tower cooling has still been increased, economic cost rises.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can retrieve thermal recovery system of air compressor machine realizes that the technical scheme of above-mentioned purpose as follows:
a heat recovery system of an air compressor comprises an air compressor head, an oil-gas separation barrel, a compressed air cooler, a lubricating oil cooler, an air storage tank and a demineralized water tank;
the oil-gas separation barrel is communicated with the compressed air cooler through a first pipeline;
the oil-gas separation barrel is communicated with the lubricating oil cooler through a second pipeline;
the oil-gas separation barrel is communicated with the air compressor head through a third pipeline;
the lubricating oil cooler is communicated with the head of the air compressor through a fourth pipeline;
the lubricating oil cooler is communicated with the compressed air cooler through a fifth pipeline;
the compressed air cooler is communicated with the air storage tank through a sixth pipeline;
the desalting water tank is communicated with the compressed air cooler through a seventh pipeline; meanwhile, the lubricating oil cooler is communicated with the boiler through a ninth pipeline.
The temperature of the demineralized water is gradually increased in the heat exchange process, and after the heat exchange of one cycle is completed, the demineralized water returns to the boiler through the ninth pipeline for working.
Optionally, the gas storage tank is further communicated with an eighth pipeline, and the eighth pipeline is communicated with a gas end user.
Optionally, the seventh pipeline includes two branch pipes, which are a first branch pipe and a second branch pipe, and each branch pipe is provided with a circulation pump.
Optionally, a flow regulating valve is further installed on the seventh pipeline.
Optionally, each branch pipe is provided with a pressure gauge.
Optionally, a filter is mounted on the fourth conduit.
Optionally, the second pipe, the third pipe and the fourth pipe are steel wire hoses.
The utility model discloses utilize normal atmospheric temperature demineralized water and the oil and the gaseous heat exchange of realizing of isolating, absorb the final backward flow of thermal demineralized water and get into the boiler in, make the moisturizing temperature of boiler rise to can practice thrift coal-fired use amount, realize energy saving and consumption reduction, still can supply vapour, benefit height, environmental protection moreover outward.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic view of the present invention;
description of the figures: the device comprises an air compressor head 1, an oil-gas separation barrel 2, a compressed air cooler 3, a lubricating oil cooler 4, an air storage tank 5, a first pipeline 6, a second pipeline 7, a third pipeline 8, a fourth pipeline 9, a fifth pipeline 10, a sixth pipeline 11, a seventh pipeline 12, a circulating pump 13, a pressure gauge 14, a flow regulating valve 15, a filter 16, an eighth pipeline 17 and a ninth pipeline 18;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. At least one embodiment of the utility model provides the following technical scheme:
in the figure, the heat recovery system of the air compressor comprises an air compressor head 1, an oil-gas separation barrel 2, a compressed air cooler 3, a lubricating oil cooler 4, an air storage tank 5 and a desalting water tank (not shown in the figure);
wherein, the air outlet of the oil-gas separation barrel 2 is communicated with the compressed air cooler 3 through a first pipeline 6; an oil outlet of the oil-gas separation barrel 2 is communicated with a lubricating oil cooler 4 through a second pipeline 7; an oil inlet of the oil-gas separation barrel 2 is communicated with the air compressor head 1 through a third pipeline 8; the lubricating oil cooler 4 is communicated with the air compressor head 1 through a fourth pipeline 9; the lubricating oil cooler 4 is communicated with the compressed air cooler 3 through a fifth pipeline 10; the compressed air cooler 3 is communicated with the air storage tank 5 through a sixth pipeline 11;
the demineralized water tank passes through seventh pipeline 12 and 3 intercommunications of compressed air cooler, the utility model discloses in, the demineralized water is normal atmospheric temperature demineralized water.
Preferably, the second pipeline 7, the third pipeline 8 and the fourth pipeline 9 are steel wire hoses.
As an option, the seventh pipeline 12 includes two branch pipes, which are a first branch pipe 120 and a second branch pipe 121, and the first branch pipe 120 and the second branch pipe 121 are finally converged into the seventh pipeline 12, and each branch pipe is provided with a circulation pump 13, and further preferably, each branch pipe is provided with a pressure gauge 14.
The demineralized water tank is filled with demineralized water, and the circulating pump 13 is used for circulating the demineralized water, so that the demineralized water sequentially enters the compressed air cooler 3 and the lubricating oil cooler 4 for heat exchange;
as an option, still install flow control valve 15 on the seventh pipeline 12, flow control valve 15 is used for controlling compressed air cooler 3's return oil temperature and is not less than 60 ℃, and the demineralized water flow in getting into compressed air cooler 3 is adjusted according to the oil temperature change after the heat transfer, the utility model discloses in, opening of above-mentioned part is controlled through the controller, as to how the controller gets into the demineralized water volume in compressed air cooler 3 according to temperature adjustment use prior art can, do not again give consideration to here in detail.
As an option, a filter 16 is installed on the fourth pipeline 9, and after the return oil is filtered by the filter 16, clean lubricating oil flows back to the air compressor head 1 to work;
the compressed air is cooled and discharged into an air storage tank 5 for storage, and as an option, the air storage tank 5 is communicated with final use equipment of an air use terminal user through an eighth pipeline 17;
in the utility model, the air compressor head 1 is preferably a screw air compressor head; the screw machine head inhales air through the air suction filter and the air inlet control valve, meanwhile, lubricating oil is injected into the air compression chamber, the machine head is cooled and sealed, the screw and the bearing are lubricated, and compressed air is generated in the compression chamber.
An oil-gas mixture is filled in the oil-gas separation barrel 2, and most of lubricating oil and gas are separated from the oil-gas mixture under the action of mechanical centrifugal force and gravity;
the compressed air cooler 3 is used for storing the compressed air separated from the oil-gas mixture separating barrel 2 and cooling the compressed air; the compressed air cooler 3 is preferably a shell-and-tube heat exchanger, and desalted water flows through a shell for heat exchange, so that the resistance is small;
preferably, the lubricating oil cooler 4 adopts a plate heat exchanger, the separated high-temperature lubricating oil and the desalted water exchange heat sufficiently in the lubricating oil cooler 4, and the heat exchange coefficient is high; after heat exchange, the demineralized water with a certain temperature flows back into the boiler through the ninth pipeline 18, and as the demineralized water with the increased temperature enters the boiler to do work, the temperature of the supplemented water entering the boiler is increased, so that the use amount of fire coal is saved.
Wherein, the lubricating oil working flow is as follows: the oil-gas mixture gets into lubricating oil cooler 4 in oil-gas separation bucket 2 through second pipeline 7, later filters through the filter on the fourth pipeline 9, later supplies with the air compressor machine aircraft nose through fourth pipeline 9 and uses.
The working flow of the compressed air is as follows: lubricating oil carries out oil-gas separation in oil-gas separation bucket 2, and the gas of separating gets into compressed air cooler 3 through first pipeline 6, and in the gas cooling back in the compressed air cooler 3 got into the gas holder through sixth pipeline 11, can export for each gas unit through eighth pipeline 17 at last and use.
The flow of the desalted water is as follows: the demineralized water in the demineralized water tank reaches the compressed air cooler 3 through the circulating pump 13 and the flow regulating valve 15 and then reaches the lubricating oil cooler 4, the demineralized water is cooled and subjected to heat exchange with the compressed air in the compressed air cooler 3, and is cooled and subjected to heat exchange with high-temperature lubricating oil in the lubricating oil cooler 4; the flow control valve 15 regulates the amount of demineralized water, which finally flows back into the boiler (not shown in the figure), and can control the normal return oil temperature.
The working principle of the present invention is described below:
firstly, oil-gas separation is carried out on an oil-gas mixture in an oil-gas separation barrel 2, and when the oil-gas separation barrel 2 works, demineralized water in a demineralized water tank enters a compressed air cooler 3 and a lubricating oil cooler 4 along a seventh pipeline 12; the oil-gas mixture separates lubricating oil and gas in the oil-gas separation barrel 2 respectively, the separated lubricating oil enters the lubricating oil cooler 4 along the second pipeline 7 for cooling, meanwhile, the cooled lubricating oil is filtered along the fourth pipeline 9 and then enters the air compressor head 1, the desalted water enters the compressed air cooler 3 and the lubricating oil cooler 4 along the seventh pipeline 12 to reduce the temperature of the lubricating oil, and then the desalted water returns to the boiler through the ninth pipeline 18; the gas separated by the oil-gas separation barrel 2 enters a compressed air cooler 3, the demineralized water exchanges heat with the compressed air, the temperature of the compressed air is reduced, and the cooled compressed air is stored in a gas storage tank 5 for use by each gas unit.
The utility model discloses utilize normal atmospheric temperature demineralized water and the oil and the gaseous heat exchange that realize of isolating, absorb the final backward flow of thermal demineralized water and get into the boiler in, make the moisturizing temperature of boiler rise to can practice thrift coal-fired use amount.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the embodiments of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the embodiments of the present invention should be included in the scope of the embodiments of the present invention.
Claims (7)
1. The utility model provides an air compressor machine heat recovery system which characterized in that: the device comprises an air compressor head, an oil-gas separation barrel, a compressed air cooler, a lubricating oil cooler, an air storage tank and a demineralized water tank;
the oil-gas separation barrel is communicated with the compressed air cooler through a first pipeline;
the oil-gas separation barrel is communicated with the lubricating oil cooler through a second pipeline;
the oil-gas separation barrel is communicated with the air compressor head through a third pipeline;
the lubricating oil cooler is communicated with the head of the air compressor through a fourth pipeline;
the lubricating oil cooler is communicated with the compressed air cooler through a fifth pipeline;
the compressed air cooler is communicated with the air storage tank through a sixth pipeline;
the desalting water tank is communicated with the compressed air cooler through a seventh pipeline; meanwhile, the lubricating oil cooler is communicated with the boiler through a ninth pipeline.
2. The air compressor heat recovery system of claim 1, wherein: the gas storage tank is also communicated with an eighth pipeline, and the eighth pipeline is communicated with a gas end user.
3. The air compressor heat recovery system of claim 1, wherein: the seventh pipeline comprises two branch pipes which are respectively a first branch pipe and a second branch pipe, and each branch pipe is provided with a circulating pump.
4. The air compressor heat recovery system of claim 3, wherein: and the seventh pipeline is also provided with a flow regulating valve.
5. The air compressor heat recovery system of claim 3, wherein: each branch pipe is provided with a pressure gauge.
6. The air compressor heat recovery system of claim 1, wherein: and a filter is arranged on the fourth pipeline.
7. The air compressor heat recovery system of claim 1, wherein: the second pipeline, the third pipeline and the fourth pipeline are steel wire hoses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763309.3U CN212429192U (en) | 2020-08-21 | 2020-08-21 | Heat recovery system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763309.3U CN212429192U (en) | 2020-08-21 | 2020-08-21 | Heat recovery system of air compressor |
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| CN212429192U true CN212429192U (en) | 2021-01-29 |
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| CN202021763309.3U Active CN212429192U (en) | 2020-08-21 | 2020-08-21 | Heat recovery system of air compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931823A (en) * | 2021-11-16 | 2022-01-14 | 华能国际电力股份有限公司营口电厂 | Air compressor machine heat recovery system of recycling |
-
2020
- 2020-08-21 CN CN202021763309.3U patent/CN212429192U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931823A (en) * | 2021-11-16 | 2022-01-14 | 华能国际电力股份有限公司营口电厂 | Air compressor machine heat recovery system of recycling |
| CN113931823B (en) * | 2021-11-16 | 2024-04-05 | 华能国际电力股份有限公司营口电厂 | Heat energy recycling system of air compressor |
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