CN114234695B - Condensate water heat energy recycling system and method for oil extraction workshop - Google Patents
Condensate water heat energy recycling system and method for oil extraction workshop Download PDFInfo
- Publication number
- CN114234695B CN114234695B CN202111477098.6A CN202111477098A CN114234695B CN 114234695 B CN114234695 B CN 114234695B CN 202111477098 A CN202111477098 A CN 202111477098A CN 114234695 B CN114234695 B CN 114234695B
- Authority
- CN
- China
- Prior art keywords
- steam
- condensed water
- flash tank
- pressure flash
- drum
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0014—Recuperative heat exchangers the heat being recuperated from waste air or from vapors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B9/00—Auxiliary systems, arrangements, or devices
- F28B9/08—Auxiliary systems, arrangements, or devices for collecting and removing condensate
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a condensed water heat energy recovery application system and a recovery method thereof in an oil extraction workshop. The condensate water in the oil extraction workshop is diffused by the high-pressure flash tank and then is supplied to the secondary steam preheater for use, the steam diffused by the secondary steam preheater is supplied to the steam system, the power steam is used for taking away the steam source after the secondary diffusion and then is supplied to the softening tower for use, and the diffused condensate water is conveyed to the water layer heat exchanger of the softening tower for heat exchange for use. The water after the water layer is heated carries out final heat exchange on the heat energy of the cooling water through the hot air heater, and the temperature of the cooling water is reduced to less than 50 ℃ after the heat exchange, so that a great amount of energy can be utilized, the energy consumption of a workshop is reduced, and the energy conservation and emission reduction are realized.
Description
Technical Field
The invention relates to the field of condensate water recycling, in particular to a condensate water heat energy recycling system and a condensate water heat energy recycling method for an oil extraction workshop.
Background
The condensed water in the oil extraction workshop is condensed by the steam trap, heat energy is still higher, and when the condensed water enters the recovery tank, due to pressure release, space change and other reasons, the heat energy in the condensed water is diffused in a steam form and is recovered in the tank space, so that the pressure of the tank is increased, the temperature of the condensed water entering the tank is reduced by additionally adding softened water for reducing the temperature and the pressure of the condensed water, the breathing pipeline of the tank is prevented from discharging steam outwards, and the heat energy in the condensed water is wasted and the softened water is wasted in the process.
The generated condensed water is directly discharged, which not only causes waste of water resources, but also causes serious thermal pollution to the environment. If equipment is added, condensed water is utilized after heat exchange of cooling water and then discharged, so that equipment cost is increased, and the recycling efficiency of heat energy is low.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a condensed water heat energy recycling system and a condensed water heat energy recycling method for an oil extraction workshop.
The invention adopts the following technical scheme:
the condensed water heat energy recovery application system of the oil extraction workshop is used for recovering condensed water heat energy to an evaporation system and a softening tower and comprises a high-pressure flash tank, a secondary evaporation preheater and a low-pressure flash tank, wherein the high-pressure flash tank is connected with the secondary evaporation preheater through a steam path, a water path of the high-pressure flash tank is connected with the low-pressure flash tank through a pipeline, the low-pressure flash tank is connected with a steam drum of the softening tower through a vacuum pump, and the low-pressure flash tank is also connected with a water layer heat exchanger of the softening tower through a drainage pump;
the high-pressure flash tank is used for collecting condensed water in an oil extraction workshop and performing primary emission, the once-emitted steam is supplied to the secondary steam preheater through a steam path, the once-emitted condensed water enters the low-pressure flash tank for secondary emission, the secondarily-emitted steam is pumped into a steam pocket of the softening tower through the vacuum pump, and the secondarily-emitted condensed water is drained to a water layer heat exchanger of the softening tower through the drainage pump.
Further, an inlet of the high-pressure flash tank is connected with a DT steam division drum, a DC steam division drum, an evaporation system steam division drum, a vacuum system steam division drum, a fire extinguishing system steam division drum and a phospholipid system steam division drum;
and condensed water of the DT steam dividing drum, the DC steam dividing drum, the evaporation system steam dividing drum, the vacuum system steam dividing drum, the fire extinguishing system steam dividing drum and the phospholipid system steam dividing drum is collected and enters the high-pressure flash tank.
Further, the secondary steaming preheater is connected with the low-pressure flash tank through a pipeline, and condensed water of the secondary steaming preheater enters the low-pressure flash tank through the pipeline.
Further, the condensate water outlet of the low-pressure flash tank is also connected with a pretreatment transfer tank, and condensate water of the pretreatment transfer tank enters the water layer heat exchanger of the softening tower through a drainage pump.
Further, a condensed water outlet of the water layer of the softening tower is connected with an air heat exchanger through a pipeline.
Still further, the pretreatment transfer tank is also connected with a softening tower, a swelling bean powder bubble, a swelling branch cylinder, HX105, HX116, XH159/19 and an inactivation steam drum for collecting low-pressure condensate water.
The recovery method of the condensed water heat energy recovery application system of the oil extraction workshop is characterized by comprising the following steps of:
(1) The high-pressure flash tank collects high-pressure condensed water in the oil extraction workshop and distributes the condensed water once;
(2) The steam after primary emission in the step (1) enters a secondary steam preheater to be supplied to a steam system;
(3) The condensed water after primary emission in the step (1) and the condensed water formed by the secondary evaporation preheater in the step (2) enter a low-pressure flash tank for secondary emission;
(4) The residual steam energy after the secondary emission in the step (3) is heated by taking a steam pocket which is driven by the power steam and is conveyed to a softening tower as a raw material;
(5) And (3) draining the condensed water subjected to secondary emission in the step (3) to a water layer heat exchanger of the softening tower for final heat exchange.
The high-pressure condensate water in the step (1) comprises a DT steam separation drum, a DC steam separation drum, an evaporation system steam separation drum, a vacuum system steam separation drum, a fire extinguishing system steam separation drum and a phospholipid system steam separation drum.
And (3) the condensed water after secondary emission in the step (5) firstly enters a pretreatment transfer tank, then enters a water layer heat exchanger of a softening tower through a drainage pump, and enters an air heat exchanger after heat exchange, so that the temperature of cooling water is reduced to less than 50 ℃ after heat exchange.
The beneficial technical effects obtained by adopting the technical scheme are as follows:
the condensed water in the oil extraction workshop is diffused by the high-pressure flash tank and then provided for the secondary steam preheater for use, and the original technology has no secondary steam preheater. The steam emitted by the secondary steam preheater is provided for a steam system, the emitted condensed water also has partial heat energy, the power steam takes away the steam source after secondary emission and then is used for the softening tower, the emitted condensed water is conveyed to a water layer heat exchanger of the softening tower for heat exchange, and the softening tower is heated by steam in the original squeezing process in the industry, and has no function of heating hot water. The water after the water layer is heated carries out final heat exchange on the heat energy of the cooling water through the hot air heater, and the temperature of the cooling water is reduced to less than 50 ℃ after the heat exchange, so that a great amount of energy can be utilized, the energy consumption of a workshop is reduced, and the energy conservation and emission reduction are realized.
The condensate water heat energy recovery application system and the recovery method thereof solve the problem of waste of condensate water energy after workshop steam heating, and the condensate water is extremely utilized in the production process, so that the temperature of the condensate water discharged from the workshop is lower than 50 ℃.
The problems that the pressure of the condensed water tank is high, and the steam exhaust pipe wastes energy are solved, and in the grease production process, the primary emission and the secondary emission of heat energy are realized, and the heat energy is utilized by injecting steam, so that the steam consumption of a soybean modulation tower is saved, and the steam is saved by 5KG/T; the steam consumption of the evaporation system is saved, and the steam is saved by 15KG/T.
Drawings
Fig. 1 is a schematic diagram of a condensed water heat energy recovery and application system in an oil extraction plant.
Fig. 2 is a schematic diagram of a condensate heat energy recovery and application system in an oil extraction plant.
Fig. 3 is a schematic diagram of a recycling mechanism after secondary emission of condensed water in an oil extraction workshop.
In the figure, 1, high-pressure condensed water, 2, a high-pressure flash tank, 3, a condensed water outlet, 4, a steam outlet, 5, a safety valve, 6, a two-steam preheater interface, 7, an automatic control valve, 8, a low-pressure flash tank, 9, a steam drum of a softening tower, 10, power steam, 11, a condensed water outlet, 12, low-pressure condensed water, 13, an exhaust port, 14, a water layer heat exchanger of the softening tower, 15, a first pretreatment transfer tank, 16, a drainage pump, 17, an air heat exchanger, 18, a second pretreatment transfer tank, 19, a boiler, 20 and a workshop heat source.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described with reference to fig. 1 to 3, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in FIG. 1, the condensed water heat energy recovery application system for the oil extraction workshop is used for recovering condensed water heat energy in an evaporation system and a softening tower and comprises a high-pressure flash tank, a secondary steam preheater and a low-pressure flash tank, wherein the high-pressure flash tank is connected with the secondary steam preheater through a steam path, a water path of the high-pressure flash tank is connected with the low-pressure flash tank through a pipeline, the low-pressure flash tank is connected with a steam drum of the softening tower through a vacuum pump, and the low-pressure flash tank is also connected with a water layer heat exchanger of the softening tower through a drainage pump.
The high-pressure flash tank is used for collecting condensed water in an oil extraction workshop and performing primary emission, the once-emitted steam is supplied to the secondary steam preheater through a steam path, the once-emitted condensed water enters the low-pressure flash tank for secondary emission, the secondarily-emitted steam is pumped into a steam pocket of the softening tower through a vacuum pump, and the secondarily-emitted condensed water is drained to a water layer heat exchanger of the softening tower through a drainage pump.
As shown in fig. 2, the inlet of the high-pressure flash tank is connected with a DT steam division drum, a DC steam division drum, an evaporation system steam division drum, a vacuum system steam division drum, a fire extinguishing system steam division drum and a phospholipid system steam division drum; the high-pressure condensed water 1 of the DT steam dividing drum, the DC steam dividing drum, the evaporation system steam dividing drum, the vacuum system steam dividing drum, the fire extinguishing system steam dividing drum and the phospholipid system steam dividing drum is gathered and enters the high-pressure flash tank 2. The steam outlet 4 of the high-pressure flash tank is connected with the two-steam preheater interface 6, and the condensate outlet 3 of the high-pressure flash tank is connected with the low-pressure flash tank through the self-control valve 7. The high-pressure flash tank is also connected with a safety valve.
The secondary steaming preheater is connected with the low-pressure flash tank through a pipeline, and condensed water of the secondary steaming preheater enters the low-pressure flash tank through a pipeline.
The low pressure flash tank also feeds low pressure condensate 12 to the plant. The low pressure flash tank is provided with an exhaust port 13 for equalizing the tank pressure. The steam outlet of the low-pressure flash tank drives a steam drum 9 connected with the softening tower through power steam 10.
As shown in fig. 3, the condensate water after secondary emission is continuously utilized to utilize heat energy to the greatest extent, the condensate water outlet 11 of the low-pressure flash tank is also connected with a first pretreatment transfer tank 15, and the condensate water of the first pretreatment transfer tank 15 enters the water layer heat exchanger 14 of the softening tower through a drainage pump 16.
The first pretreatment transfer tank 15 is also connected with a softening tower, puffed soybean powder bubbles, puffed split cylinders, HX105, HX116, XH159/19 and an inactivated steam drum for collecting low-pressure condensate water.
The condensed water outlet of the water layer of the softening tower is connected with an air heat exchanger 17 through a pipeline. The air heat exchanger 17 is connected with the second pretreatment transfer tank 18, and the cooled condensed water enters the second pretreatment transfer tank 18 and is conveyed to the boiler 19 or the workshop heat source 20 for application through a drainage pump.
The recovery method of the condensed water heat energy recovery application system of the oil extraction workshop is characterized by comprising the following steps of:
(1) The high-pressure flash tank collects high-pressure condensed water in the oil extraction workshop and distributes the condensed water once;
(2) The steam after primary emission in the step (1) enters a secondary steam preheater to be supplied to a steam system;
(3) The condensed water after primary emission in the step (1) and the condensed water formed by the secondary evaporation preheater in the step (2) enter a low-pressure flash tank for secondary emission;
(4) The residual steam energy after the secondary emission in the step (3) is heated by taking a steam pocket which is driven by the power steam and is conveyed to a softening tower as a raw material;
(5) And (3) draining the condensed water subjected to secondary emission in the step (3) to a water layer heat exchanger of the softening tower for final heat exchange.
The high-pressure condensed water in the step (1) comprises high-pressure condensed water of DT steam division bags, DC steam division bags, evaporation system steam division bags, vacuum system steam division bags, fire extinguishing system steam division bags and phospholipid system steam division bags.
And (3) the condensed water after secondary emission in the step (5) firstly enters a pretreatment transfer tank, then enters a water layer heat exchanger of a softening tower through a drainage pump, and enters an air heat exchanger after heat exchange, so that the temperature of cooling water is reduced to less than 50 ℃ after heat exchange.
The condensed water in the oil extraction workshop is diffused by the high-pressure flash tank and then provided for the secondary steam preheater for use, and the original technology has no secondary steam preheater. The steam emitted by the secondary steam preheater is provided for a steam system, the emitted condensed water also has partial heat energy, the power steam takes away the steam source after secondary emission and then is used for the softening tower, the emitted condensed water is conveyed to a water layer heat exchanger of the softening tower for heat exchange, and the softening tower is heated by steam in the original squeezing process in the industry, and has no function of heating hot water. The water after the water layer is heated carries out final heat exchange on the heat energy of the cooling water through the hot air heater, and the temperature of the cooling water is reduced to less than 50 ℃ after the heat exchange, so that a great amount of energy can be utilized, the energy consumption of a workshop is reduced, and the energy conservation and emission reduction are realized.
The steam pressure after the high-pressure flash tank emits is 0.1bar, and the steam pressure is supplied to the double-steam preheater at 0.5T/H, and the condensed water of the high-pressure flash tank flows out through an automatic control valve. The steam emitted by the low-pressure flash tank needs to be sucked by a vacuum pump to be ejected for heat dissipation, and condensed water emitted by the low-pressure flash tank is drained through a drainage pump.
The condensate water heat energy recovery application system and the recovery method thereof solve the problem of waste of condensate water energy after workshop steam heating, and the condensate water is extremely utilized in the production process, so that the temperature of the condensate water discharged from the workshop is lower than 50 ℃. The air heat exchanger is connected with another pretreatment transfer tank, and cooled condensed water enters the pretreatment transfer tank and is conveyed to a boiler or a workshop heat source for application through a drainage pump.
The problems that the pressure of the condensed water tank is high, and the steam exhaust pipe wastes energy are solved, and in the grease production process, the primary emission and the secondary emission of heat energy are realized, and the heat energy is utilized by injecting steam, so that the steam consumption of a soybean modulation tower is saved, and the steam is saved by 5KG/T; the steam consumption of the evaporation system is saved, and the steam is saved by 15KG/T.
The above description is, of course, merely of preferred embodiments of the present invention, and the present invention is not limited to the above-described embodiments, but it should be understood that all equivalent and obvious modifications will fall within the spirit and scope of the present invention as those skilled in the art will do under the guidance of the present specification.
Claims (8)
1. The condensate heat energy recovery application system of the oil extraction workshop is characterized by comprising a high-pressure flash tank, a secondary steam preheater and a low-pressure flash tank, wherein the high-pressure flash tank is connected with the secondary steam preheater through a steam path, a waterway of the high-pressure flash tank is connected with the low-pressure flash tank through a pipeline, the low-pressure flash tank is connected with a steam drum of the softening tower through a vacuum pump, and the low-pressure flash tank is also connected with a water layer heat exchanger of the softening tower through a drainage pump;
the high-pressure flash tank is used for collecting condensed water in an oil extraction workshop and performing primary emission, the once-emitted steam is supplied to the secondary steam preheater through a steam path, the once-emitted condensed water enters the low-pressure flash tank for secondary emission, the secondarily-emitted steam is pumped into a steam pocket of the softening tower through the vacuum pump, and the secondarily-emitted condensed water is drained to a water layer heat exchanger of the softening tower through the drainage pump.
2. The condensate heat energy recovery and utilization system of an oil extraction plant according to claim 1, wherein an inlet of the high-pressure flash tank is connected with a DT branch steam drum, a DC branch steam drum, an evaporation system branch steam drum, a vacuum system branch steam drum, a fire extinguishing system branch steam drum and a phospholipid system branch steam drum;
and condensed water of the DT steam dividing drum, the DC steam dividing drum, the evaporation system steam dividing drum, the vacuum system steam dividing drum, the fire extinguishing system steam dividing drum and the phospholipid system steam dividing drum is collected and enters the high-pressure flash tank.
3. The system for recovering and utilizing heat energy of condensed water in an oil extraction plant according to claim 1, wherein the two-stage preheater is connected with the low-pressure flash tank through a pipeline, and condensed water of the two-stage preheater enters the low-pressure flash tank through a pipeline.
4. The system for recovering and utilizing heat energy of condensed water in an oil extraction plant according to claim 1, wherein the condensed water outlet of the low-pressure flash tank is further connected with a pretreatment transfer tank, and condensed water in the pretreatment transfer tank enters a water layer heat exchanger of the softening tower through a drainage pump.
5. The system according to claim 1, wherein the condensed water outlet of the water layer of the softening tower is connected to an air heat exchanger through a pipeline.
6. The recovery method of condensed water heat energy recovery application system in oil extraction plant according to any one of claims 1 to 5, comprising the steps of:
(1) The high-pressure flash tank collects high-pressure condensed water in the oil extraction workshop and distributes the condensed water once;
(2) The steam after primary emission in the step (1) enters a secondary steam preheater to be supplied to a steam system;
(3) The condensed water after primary emission in the step (1) and the condensed water formed by the secondary evaporation preheater in the step (2) enter a low-pressure flash tank for secondary emission;
(4) The residual steam energy after the secondary emission in the step (3) is heated by taking a steam packet of the power steam conveyed to a softening tower as a raw material;
(5) And (3) draining the condensed water subjected to secondary emission in the step (3) to a water layer heat exchanger of the softening tower for final heat exchange.
7. The method according to claim 6, wherein the high-pressure condensed water in the step (1) includes high-pressure condensed water of DT-branch steam drum, DC-branch steam drum, evaporation system-branch steam drum, vacuum system-branch steam drum, fire extinguishing system-branch steam drum, and phospholipid system-branch steam drum.
8. The recovery method of the condensed water heat energy recovery application system of the oil extraction plant according to claim 5, wherein condensed water after secondary emission in the step (5) firstly enters a pretreatment transfer tank, then enters a water layer heat exchanger of a softening tower through a drainage pump, the condensed water after heat exchange enters an air heat exchanger, and the temperature of cooling water is reduced to less than 50 ℃ after heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111477098.6A CN114234695B (en) | 2021-12-06 | 2021-12-06 | Condensate water heat energy recycling system and method for oil extraction workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111477098.6A CN114234695B (en) | 2021-12-06 | 2021-12-06 | Condensate water heat energy recycling system and method for oil extraction workshop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114234695A CN114234695A (en) | 2022-03-25 |
| CN114234695B true CN114234695B (en) | 2023-09-29 |
Family
ID=80753315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111477098.6A Active CN114234695B (en) | 2021-12-06 | 2021-12-06 | Condensate water heat energy recycling system and method for oil extraction workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114234695B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4249486A (en) * | 1979-08-21 | 1981-02-10 | General Electric Company | Steam condensate and waste water recycling process |
| CN102847332A (en) * | 2012-10-16 | 2013-01-02 | 石家庄新宇三阳实业有限公司 | Steam condensate residual heat recovery process for vacuum flasher and recovery system thereof |
| CN104501130A (en) * | 2014-11-25 | 2015-04-08 | 河南中烟工业有限责任公司 | Steam-utilizing condensate water recycling system for cut tobacco production workshop of cigarette factory |
| CN204285438U (en) * | 2014-12-08 | 2015-04-22 | 山东飞扬化工有限公司 | Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus |
| CN105444143A (en) * | 2015-11-26 | 2016-03-30 | 中粮粮油工业(黄冈)有限公司 | Device for heating a hardening and tempering tower through exhaust steam generated by condensate water in pre-squeezing and leaching plant |
| CN205979703U (en) * | 2016-07-22 | 2017-02-22 | 天津市川宏仪表系统科技有限公司 | Be used for retrieving steam condensate water latent heat device |
-
2021
- 2021-12-06 CN CN202111477098.6A patent/CN114234695B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4249486A (en) * | 1979-08-21 | 1981-02-10 | General Electric Company | Steam condensate and waste water recycling process |
| CN102847332A (en) * | 2012-10-16 | 2013-01-02 | 石家庄新宇三阳实业有限公司 | Steam condensate residual heat recovery process for vacuum flasher and recovery system thereof |
| CN104501130A (en) * | 2014-11-25 | 2015-04-08 | 河南中烟工业有限责任公司 | Steam-utilizing condensate water recycling system for cut tobacco production workshop of cigarette factory |
| CN204285438U (en) * | 2014-12-08 | 2015-04-22 | 山东飞扬化工有限公司 | Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus |
| CN105444143A (en) * | 2015-11-26 | 2016-03-30 | 中粮粮油工业(黄冈)有限公司 | Device for heating a hardening and tempering tower through exhaust steam generated by condensate water in pre-squeezing and leaching plant |
| CN205979703U (en) * | 2016-07-22 | 2017-02-22 | 天津市川宏仪表系统科技有限公司 | Be used for retrieving steam condensate water latent heat device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114234695A (en) | 2022-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102022144B (en) | Thermal power generation system with function of exhaust steam recovery | |
| CN112610941A (en) | Low-grade waste heat recovery system and process of coking production system | |
| CN102828790A (en) | Low-pressure heating system for power plant | |
| CN202195714U (en) | Power plant steam-water system with exhaust steam heat exchange system | |
| CN108167028B (en) | Garbage incineration power generation system | |
| CN201475980U (en) | Exhaust steam recovering and recycling system of deaeration tower | |
| CN201706478U (en) | Heat-recovering type demineralized water heating system | |
| CN202792190U (en) | Extraction system of waste heat from exhaust steam of direct air-cooling unit | |
| CN112303610A (en) | Operation system and method for recovering high-energy water in shutdown and non-shutdown operation mode | |
| CN205424891U (en) | Heat recovery unit of oxygen -eliminating device exhaust steam among boiler vapour turbine system | |
| CN202023600U (en) | CHP (combined heat and power) heat supply system for efficiently recovering exhaust steam waste heat of power station steam turbine | |
| CN204612228U (en) | A kind of low temperature heat system | |
| CN114234695B (en) | Condensate water heat energy recycling system and method for oil extraction workshop | |
| CN102182527A (en) | Heat power combined heat supply system for efficiently recycling residual heat exhausted by steam turbine in power station | |
| CN202100286U (en) | Low-pressure heating device of power plant | |
| CN111517393A (en) | Method for reducing temperature discharge of seawater cooling power plant | |
| CN111807445B (en) | Seawater desalination system for recovering various waste heat of diesel engine | |
| CN215062308U (en) | Condensate water supplementary heating system under low-pressure cylinder zero-output operation mode | |
| CN210214860U (en) | Multistage flash evaporation seawater desalination system for recovering flue gas waste heat by using absorption heat pump | |
| CN216662542U (en) | Condensed water heat energy recycling system for oil expression workshop | |
| CN115614797A (en) | Heating system | |
| CN211781370U (en) | Solar-assisted coal-fired cogeneration system based on absorption heat pump | |
| CN112815298A (en) | Condensate water recovery system | |
| CN209326399U (en) | Condense island system | |
| CN202100285U (en) | Low voltage heating device of power plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |