CN203797630U - Waste steam heat recovery device - Google Patents

Waste steam heat recovery device Download PDF

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Publication number
CN203797630U
CN203797630U CN201420171914.XU CN201420171914U CN203797630U CN 203797630 U CN203797630 U CN 203797630U CN 201420171914 U CN201420171914 U CN 201420171914U CN 203797630 U CN203797630 U CN 203797630U
Authority
CN
China
Prior art keywords
exhaust steam
steam
waste steam
discharge pipe
exhauster
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420171914.XU
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Chinese (zh)
Inventor
吴海军
赵彦华
韦秀瑜
王玉玺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong First Rays Of Morning Sun Petrochemical Complex Co Ltd
Original Assignee
Shandong First Rays Of Morning Sun Petrochemical Complex Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong First Rays Of Morning Sun Petrochemical Complex Co Ltd filed Critical Shandong First Rays Of Morning Sun Petrochemical Complex Co Ltd
Priority to CN201420171914.XU priority Critical patent/CN203797630U/en
Application granted granted Critical
Publication of CN203797630U publication Critical patent/CN203797630U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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 discloses a waste steam heat recovery device which comprises a steam discharge pipe, wherein one end of the steam discharge pipe is connected with a waste steam source; a gate valve, a motor operated valve and a check valve are sequentially mounted on the steam discharge pipe; the other end of the steam discharge pipe is connected to a stem inlet of a waste steam extraction power head; a liquid inlet of the waste steam extraction power head is connected with a demineralized water conveying pipe; an output port of the waste steam extraction power head is connected with a steam-liquid separator through a discharge pipeline; and an automatic waste steam flow adjusting device is further mounted between the motor operated valve and the discharge pipeline. According to the waste steam heat recovery device, the waste steam extraction power head is used for mixing waste steam and the demineralized water, the waste steam is used for quickly heating the demineralized water, so that waste steam heat is recovered, the temperature of the waste steam is reduced, thermal pollution is reduced greatly, and the environment is protected.

Description

Exhaust steam heat reclaim unit
Technical field
The utility model relates to a kind of heat reclaim unit, relates in particular to a kind of row of being applicable to flash vessel, surely arranges the exhaust steam heat reclaim unit of flash vessel or oxygen-eliminating device use.
Background technology
Exhaust steam is to enter into by high-temperature water with pressure the minute-pressure steam later producing than the low container back warp flash distillation of its pressure, or the steam of certain pressure used after its pressure and temperature be all reduced to get back in system and utilize, only have sky discharged.Although these two kinds of steam are difficult to get back in system and utilize with the state of steam again, if drained, can waste a large amount of heat energy and water, and can cause serious thermal pollution to environment.Many enterprises, especially chemical enterprise, in process of production, all exist to the phenomenon of a large amount of exhaust steam of environmental emission.
In exhaust steam, contain a large amount of heat energy; can be recovered utilization; therefore the recycling of exhaust steam heat becomes one of all multiple enterprises problem demanding prompt solutions in recent years; if heat recovery; can solve using it as heat source the heating problems in enterprise production process, the heating problems of daily life etc., not only can save the energy, reduce the consumption of initial steam; also can greatly reduce thermal pollution, protection of the environment.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of safe and reliable exhaust steam heat reclaim unit.
For solving the problems of the technologies described above, the technical solution of the utility model is: exhaust steam heat reclaim unit, comprise gland steam exhauster, described gland steam exhauster one end is connected with exhaust steam source, gate valve, motor-driven valve and check-valves are installed on described gland steam exhauster successively, the other end of described gland steam exhauster is connected to the air intake that extracts exhaust steam unit head, and the inlet of described extraction exhaust steam unit head is connected with demineralized water carrier pipe, and the output port of described extraction exhaust steam unit head is connected with vapour liquid separator by discharge pipe; Between described motor-driven valve and described discharge pipe, exhaust steam automatic flow rate adjusting device is also installed.
As preferred technical scheme, described exhaust steam automatic flow rate adjusting device comprises thermometer and the pressure gauge of installing on described discharge pipe successively, and described thermometer and described manometric signal output part are connected with frequency converter, and described frequency converter is connected with described motor-driven valve.
As preferred technical scheme, on described gland steam exhauster and described vapour liquid separator, thermometer and Pressure gauge are also installed.
As preferred technical scheme, described exhaust steam source comprises platoon flash vessel, surely arranges flash vessel or oxygen-eliminating device.
As the improvement to technique scheme, on the pipeline of described vapour liquid separator outlet end, booster pump is installed, described booster pump has been installed in parallel straight-through pipeline, and on described straight-through pipeline, straight-through control valve is installed.
Owing to having adopted technique scheme, exhaust steam heat reclaim unit, comprise gland steam exhauster, described gland steam exhauster one end is connected with exhaust steam source, gate valve, motor-driven valve and check-valves are installed on described gland steam exhauster successively, the other end of described gland steam exhauster is connected to the air intake that extracts exhaust steam unit head, and the inlet of described extraction exhaust steam unit head is connected with demineralized water carrier pipe, and the output port of described extraction exhaust steam unit head is connected with vapour liquid separator by discharge pipe; Between described motor-driven valve and described discharge pipe, exhaust steam automatic flow rate adjusting device is also installed; The beneficial effects of the utility model are: can utilize extraction exhaust steam unit head that exhaust steam is mixed with demineralized water; utilize exhaust steam to carry out Fast Heating to demineralized water, reach the object of exhaust steam heat recovery, thereby lower the temperature of exhaust steam; greatly reduce thermal pollution, protection of the environment.
Accompanying drawing explanation
The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation that the exhaust steam of the utility model embodiment platoon flash vessel is reclaimed;
Fig. 2 is the structural representation that the exhaust steam of the utility model embodiment oxygen-eliminating device is reclaimed.
In figure: 1-gland steam exhauster; 2-platoon flash vessel; 3-gate valve; 4-motor-driven valve; 5-check-valves; 6-extracts exhaust steam unit head; 7-demineralized water carrier pipe; 8-discharge pipe; 9-vapour liquid separator; 10-thermometer; 11-pressure gauge; 12-frequency converter; 13-thermometer; 14-Pressure gauge; 15-booster pump; 16-leads directly to pipeline; 17-leads directly to control valve; 18-oxygen-eliminating device.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
As shown in Figure 1, exhaust steam heat reclaim unit, comprise gland steam exhauster 1, described gland steam exhauster 1 one end is connected with exhaust steam source, the source of exhaust steam described in the present embodiment is set to platoon flash vessel 2, on described gland steam exhauster 1, gate valve 3 is installed successively, motor-driven valve 4 and check-valves 5, gate valve 3 is for controlling the circulation of whole gland steam exhauster 1, and motor-driven valve 4 can be adjusted the flow of controlling gland steam exhauster 1 according to real work situation, check-valves 5 prevents exhaust steam refluence, the other end of described gland steam exhauster 1 is connected to the air intake that extracts exhaust steam unit head 6, the inlet of described extraction exhaust steam unit head 6 is connected with demineralized water carrier pipe 7, the output port of described extraction exhaust steam unit head 6 is connected with vapour liquid separator 9 by discharge pipe 8, between described motor-driven valve 4 and described discharge pipe 8, exhaust steam automatic flow rate adjusting device is also installed.
Wherein, described exhaust steam automatic flow rate adjusting device comprises thermometer 10 and the pressure gauge 11 of installing on described discharge pipe 8 successively, and the signal output part of described thermometer 10 and described pressure gauge 11 is connected with frequency converter 12, described frequency converter 12 is connected with described motor-driven valve 4, thermometer 10 and pressure gauge 11 can detect the temperature and pressure of exhaust steam and demineralized water fluid-mixing in real time, when hypotony or when too high, by frequency converter 12, adjust timely the open degree of motor-driven valve 4, thereby reach, regulate exhaust steam to the discharge capacity extracting in exhaust steam unit head 6, make the whole system can be efficient, the operation of safety, frequency converter 12 is the known content of those of ordinary skill in the art, be not described in detail in this.
Thermometer 13 and Pressure gauge 14 are also installed on described gland steam exhauster 1 and described vapour liquid separator 9, for examinations and show the pressure and temperature in vapour liquid separator 9, further guarantee that the heat that exhaust steam is carried is fully utilized.
On the pipeline of described vapour liquid separator 9 outlet ends, booster pump 15 is installed, the demineralized water that can accelerate after being heated in described vapour liquid separator 9 is discharged fast; Also can be installed in parallel at described booster pump 15 two ends straight-through pipeline 16, and straight-through control valve 17 is installed on described straight-through pipeline 16, for by the demineralized water Natural excrement after the interior heating of vapour liquid separator 9.
As shown in Figure 2, described exhaust steam source can also be set to oxygen-eliminating device 18, and its syndeton is identical with the syndeton of platoon flash vessel 2, can certainly be set to determine row's flash vessel in exhaust steam source, and the platoon flash vessel in Fig. 12 is changed and surely arranged flash vessel.
The present embodiment can utilize extraction exhaust steam unit head that exhaust steam is mixed with demineralized water, utilizes exhaust steam to carry out Fast Heating to demineralized water, reaches the object of exhaust steam heat recovery, thereby lowers the temperature of exhaust steam, greatly reduces thermal pollution, protection of the environment; Exhaust steam automatic flow rate adjusting device can be controlled the running parameter of this retracting device, improves its operating efficiency.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (5)

1. exhaust steam heat reclaim unit, comprise gland steam exhauster, described gland steam exhauster one end is connected with exhaust steam source, it is characterized in that: gate valve, motor-driven valve and check-valves are installed on described gland steam exhauster successively, the other end of described gland steam exhauster is connected to the air intake that extracts exhaust steam unit head, the inlet of described extraction exhaust steam unit head is connected with demineralized water carrier pipe, and the output port of described extraction exhaust steam unit head is connected with vapour liquid separator by discharge pipe; Between described motor-driven valve and described discharge pipe, exhaust steam automatic flow rate adjusting device is also installed.
2. exhaust steam heat reclaim unit as claimed in claim 1, it is characterized in that: described exhaust steam automatic flow rate adjusting device comprises thermometer and the pressure gauge of installing on described discharge pipe successively, and described thermometer and described manometric signal output part are connected with frequency converter, and described frequency converter is connected with described motor-driven valve.
3. exhaust steam heat reclaim unit as claimed in claim 1 or 2, is characterized in that: on described gland steam exhauster and described vapour liquid separator, thermometer and Pressure gauge are also installed.
4. exhaust steam heat reclaim unit as claimed in claim 3, is characterized in that: described exhaust steam source comprises platoon flash vessel, surely arranges flash vessel or oxygen-eliminating device.
5. exhaust steam heat reclaim unit as claimed in claim 4, is characterized in that: on the pipeline of described vapour liquid separator outlet end, booster pump is installed, described booster pump has been installed in parallel straight-through pipeline, and on described straight-through pipeline, straight-through control valve is installed.
CN201420171914.XU 2014-04-10 2014-04-10 Waste steam heat recovery device Expired - Fee Related CN203797630U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420171914.XU CN203797630U (en) 2014-04-10 2014-04-10 Waste steam heat recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420171914.XU CN203797630U (en) 2014-04-10 2014-04-10 Waste steam heat recovery device

Publications (1)

Publication Number Publication Date
CN203797630U true CN203797630U (en) 2014-08-27

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CN201420171914.XU Expired - Fee Related CN203797630U (en) 2014-04-10 2014-04-10 Waste steam heat recovery device

Country Status (1)

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CN (1) CN203797630U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108413378A (en) * 2018-04-19 2018-08-17 重庆大学 It is a kind of to be used for steam turbine and low plus safe and stable operation system
CN110001911A (en) * 2019-04-02 2019-07-12 武汉理工大学 A kind of lubrication water feeder and method of supplying water for enclosed water lubrication tail bearing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108413378A (en) * 2018-04-19 2018-08-17 重庆大学 It is a kind of to be used for steam turbine and low plus safe and stable operation system
CN108413378B (en) * 2018-04-19 2023-08-25 重庆大学 System for be used for steam turbine and low safe steady operation that adds
CN110001911A (en) * 2019-04-02 2019-07-12 武汉理工大学 A kind of lubrication water feeder and method of supplying water for enclosed water lubrication tail bearing
CN110001911B (en) * 2019-04-02 2020-06-23 武汉理工大学 Lubricating water supply device and method for closed water-lubricated tail bearing

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140827

Termination date: 20210410

CF01 Termination of patent right due to non-payment of annual fee