CN204783320U - Gas trigeminy supplies well cold water waste heat utilization system of system - Google Patents

Gas trigeminy supplies well cold water waste heat utilization system of system Download PDF

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Publication number
CN204783320U
CN204783320U CN201520401479.XU CN201520401479U CN204783320U CN 204783320 U CN204783320 U CN 204783320U CN 201520401479 U CN201520401479 U CN 201520401479U CN 204783320 U CN204783320 U CN 204783320U
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China
Prior art keywords
water
heat
cold water
water tank
dynamic control
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Expired - Fee Related
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CN201520401479.XU
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Chinese (zh)
Inventor
白一
刘蕾
赵建伟
李智博
武建
滕小果
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Beijing Gas Energy Development Co Ltd
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Beijing Gas Energy Development Co Ltd
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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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/18Domestic hot-water supply systems using recuperated or waste heat
    • 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
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)

Abstract

The utility model provides a gas trigeminy supplies well cold water waste heat utilization system of system, it includes: gas turbine generator group, heat radiation water tank, heat transfer device, the first end of connecting the electronic three -way control valve of life hot water heat transfer function on the well cold water outlet conduit of gas turbine generator group, the second end of the electronic three -way control valve of life hot water heat transfer function is connected with heat transfer device's inlet channel, the third end of the electronic three -way control valve of this life hot water heat transfer function is connected with the first end of heat radiation water tank function electrical control valve through the connecting tube, heat transfer device's outlet conduit and connecting tube are connected, the water piping connection that advances with heat radiation water tank is held to this heat radiation water tank function electrical control valve third. The beneficial effects of the utility model are that: can satisfy gas turbine generator centering cold water temperature demand, practice thrift life hot -water heating cost and well cold water heat dissipation cost simultaneously, improve the whole energy efficiency of system, reduce primary energy's waste, not only embody economic benefits but also embodied social.

Description

A kind of middle cold water bootstrap system of combustion gas triple combined supply system
Technical field
The utility model relates to a kind of combustion gas triple combined supply system, bootstrap system, hot water supply system, the coupling of three kinds of systems when espespecially public building has domestic hot-water's demand.
Background technique
Combustion gas triple combined supply system: the supply of cooling, heating and electrical powers device that gas internal-combustion engine and lithium bromide direct combustion machine form a kind ofly is based upon on the thermodynamic principle basis of cascaded utilization of energy, primary energy is carried out the power supply of cascade utilization, heat supply, cooling joint supply device according to the quality energy of the energy, and it follows first, second law of thermomechanics.In supply of cooling, heating and electrical powers device, the waste heat of jet dynamic control directly supplies lithium bromide chiller, the mode of this direct docking not only has that structure is simple, energy utilization rate is high, the simple outstanding advantages of technique, also has and reduces heat exchange link, feature that the thermal efficiency is high.
Middle cold water bootstrap system: middle cold water is used for cooled electric generator group internal component, supply and return water temperature requires 43/46 DEG C, and this partial heat grade is lower, reclaims difficulty, usually direct heat radiation by cooling water tank is not recycled, and causes certain energy waste.The use being aided with electric three-way regulating valves by circuit design is controlled, and is reclaimed to supply domestic hot-water by this partial heat, then can realize effective utilization of energy, improves efficiency of energy utilization.
Hot water supply system: municipal water and middle cold water supply domestic hot-water after heat-exchanger rig temperature increase, both make full use of used heat, can meet user's user demand again.
When reality is implemented, due to cold water waste heat recovery difficulty in generator, and temperature is lower, usually direct heat radiation by cooling water tank is not used, cause certain energy waste, but its temperature is comparatively mated by heat exchange supply domestic hot-water, less for this part research at present, also not yet blank for this kind of Land use systems.
Model utility content
The purpose of this utility model is the middle cold water bootstrap system providing a kind of combustion gas triple combined supply system, it is to improve the comprehensive energy utilization ratio of system, middle cold water heat recovery is used for supplying domestic hot-water demand, make the hot water temperature provided can meet terminal temperature difference demand, the demand of generator centering cooling water inlet temperature can be met again by circuit design and Systematical control, save operating cost.
To achieve these goals, the utility model is by the following technical solutions:
A kind of middle cold water bootstrap system of combustion gas triple combined supply system, it comprises: jet dynamic control (1), cooling water tank (3), it is characterized in that, it also comprises heat-exchanger rig (2), at the upper first end connecting domestic hot-water's heat exchange function electric three-way regulating valves (5) of the middle cold water outlet conduit (L0) of jet dynamic control (1), second end of domestic hot-water's heat exchange function electric three-way regulating valves (5) is connected with the intake pipe (L1) of heat-exchanger rig (2), 3rd end of this domestic hot-water's heat exchange function electric three-way regulating valves (5) is connected with cooling water tank functional electric modulating valve (6) first end by connecting tube (L2), the outlet conduit (L5) of heat-exchanger rig (2) is connected with connecting tube (L2), this cooling water tank functional electric modulating valve (6) the 3rd end is connected with the intake pipe (L4) of cooling water tank (3), be connected with recycle pump (4) entrance after this cooling water tank functional electric modulating valve (6) second end is connected with the outlet pipe (L6) of cooling water tank (3), the outlet end of this recycle pump (4) is connected with middle cold-water return pipeline (L7), in this, cold-water return pipeline (L7) is connected with cold-water return end in jet dynamic control (1).
Wherein, the first temperature measuring element (T1) is connected with at middle cold water outlet conduit (L0) sidewall of jet dynamic control (1), be connected with the second temperature measuring element (T2) at middle cold-water return pipeline (L7) sidewall of jet dynamic control (1), outlet conduit (L5) sidewall of heat-exchanger rig (2) is connected with the 3rd temperature measuring element (T3).
Wherein, when domestic hot-water's demand is larger, open first end, second end of domestic hot-water's heat exchange function electric three-way regulating valves (5), close the 3rd end, in order, cold water is all introduced in the intake pipe (L1) of heat-exchanger rig (2), entering in heat-exchanger rig (2) enters in connecting tube (L2) after abundant heat exchange again, gets back to jet dynamic control (1) by cooling water tank functional electric modulating valve (6) and recycle pump (4).
Wherein, when domestic hot-water's demand is less, open first end, the second end, the 3rd end of domestic hot-water's heat exchange function electric three-way regulating valves (5), in order, cold water part enters in the intake pipe (L1) of heat-exchanger rig (2), enter with cold water mix in remainder again in connecting tube (L2) after entering heat-exchanger rig (2) interior heat exchange again, get back to jet dynamic control (1) by cooling water tank functional electric modulating valve (6) and recycle pump (4).
Wherein, central cold water temperature is higher than cold water inlet temperature in jet dynamic control (1), then control electric three-way regulating valves (6) to open first end and the 3rd end, close the second end, middle cold water is made to enter cooling water tank (3) heat radiation by the intake pipe (L4) of cooling water tank (3), after reaching return water temperature requirement, get back to jet dynamic control (1) by the outlet pipe (L6) of cooling water tank (3) and recycle pump (4).
The beneficial effects of the utility model are:
1, the utility model adopts three kinds of coupled systems to be combustion gas triple combined supply system, middle cold water residual neat recovering system and hot water supply system.Triple combined supply system is a kind of energy-provision way of cascade utilization of clean energy resource rock gas.Middle cold water residual neat recovering system produces to triple combined supply system the system that waste heat carries out deep exploitation, can further improve triple combined supply system energy utilization rate.
2, triple combined supply system mainly utilizes generator set high-temperature flue gas, high temperature jacket water waste heat at cooling in summer, Winter heat supply in the past, ignore the utilization of middle cold water, the utility model makes full use of the lower characteristic matched with domestic hot-water supply demand of middle cold water temperature, connected by pipeline and with set-up of control system, middle cold water heat recovery is used for supplying domestic hot-water, take full advantage of used heat, improve the comprehensive energy utilization ratio of triple combined supply system, the entirety that improve project can level.
3, due to middle cold water waste heat is used for heating domestic hot water, therefore saved the energy consumption of sink, and decreased the primary energy consumption of heating domestic hot water, save operating cost, and decrease corresponding pollutant emission, both there is economic benefit, there is again good social benefit.
4, the utility model adopts the coupled modes of combustion gas triple combined supply system, middle cold water residual neat recovering system and hot water supply system, both domestic hot-water's temperature requirements had been met, gas electricity generator centering cold water temperature demand can be met again, saved domestic hot-water's heating cost and middle cold water to dispel the heat cost simultaneously, improve entire system efficiency of energy utilization, decrease the waste of primary energy, not only embody economic benefit but also embody social benefit.
Accompanying drawing explanation
Fig. 1 is composition schematic diagram of the present utility model.
Embodiment
Shown in Figure 1: a kind of middle cold water bootstrap system of combustion gas triple combined supply system, it comprises: jet dynamic control 1, cooling water tank 3, also comprise heat-exchanger rig 2, cold water outlet conduit L0 connects the first end of domestic hot-water's heat exchange function electric three-way regulating valves 5 in jet dynamic control 1, second end of domestic hot-water's heat exchange function electric three-way regulating valves 5 is connected with the intake pipe L1 of heat-exchanger rig 2, 3rd end of this domestic hot-water's heat exchange function electric three-way regulating valves 5 is connected with cooling water tank functional electric modulating valve 6 first end by connecting tube L2, the outlet conduit L5 of heat-exchanger rig 2 is connected with connecting tube L2, this cooling water tank functional electric modulating valve 6 the 3rd end is connected with the intake pipe L4 of cooling water tank 3, be connected with recycle pump 4 entrance after this cooling water tank functional electric modulating valve 6 second end is connected with the outlet pipe L6 of cooling water tank 3, the outlet end of this recycle pump 4 is connected with middle cold-water return pipeline L7, in this, cold-water return pipeline L7 is connected with cold-water return end in jet dynamic control 1.
Wherein, in jet dynamic control 1, cold water outlet conduit L0 sidewall is connected with the first temperature measuring element T1, in jet dynamic control 1, cold-water return pipeline L7 sidewall is connected with the second temperature measuring element T2, and the outlet conduit L5 sidewall of heat-exchanger rig 2 is connected with the 3rd temperature measuring element T3.
Wherein, when domestic hot-water's demand is larger, open first end, second end of domestic hot-water's heat exchange function electric three-way regulating valves 5, close the 3rd end, in order, cold water is all introduced in the intake pipe 1 of heat-exchanger rig 2, entering in heat-exchanger rig 2 enters in connecting tube L2 after abundant heat exchange again, gets back to jet dynamic control 1 by cooling water tank functional electric modulating valve 6 and recycle pump 4.
Wherein, when domestic hot-water's demand is less, open first end, the second end, the 3rd end of domestic hot-water's heat exchange function electric three-way regulating valves 5, in order, cold water part enters in the intake pipe L1 of heat-exchanger rig 2, entering in heat-exchanger rig 2 enters in connecting tube L2 with cold water mix in remainder after heat exchange more again, gets back to jet dynamic control 1 by cooling water tank functional electric modulating valve 6 and recycle pump 4.
Wherein, central cold water temperature is higher than cold water inlet temperature in jet dynamic control 1, then control electric three-way regulating valves 6 to open first end and the 3rd end, close the second end, make middle cold water enter cooling water tank 3 by the intake pipe L4 of cooling water tank 3 to dispel the heat, after reaching return water temperature requirement, get back to jet dynamic control 1 by the outlet pipe L6 of cooling water tank 3 and recycle pump 4.
The utility model is for ensureing to provide the hot water supply water temperature corresponding with end and meeting the requirement that jet dynamic control 1 runs centering cold water inlet temperature continuously, and embodiment is as follows:
Jet dynamic control 1, by gas-firing, produces electric energy, high-temperature flue gas (400 degrees Celsius) high temperature jacket water (95 degrees Celsius) and middle cold water (46 degrees Celsius), and high-temperature flue gas and high temperature jacket water are used for heat supply, refrigeration.
There is working principle during domestic hot-water's demand:
When first temperature measuring element T1 measures temperature higher than jet dynamic control 1 centering cold-water return temperature requirement, domestic hot-water's heat exchange function electric three-way regulating valves 5 is according to domestic hot-water's workload demand and control the second temperature measuring element T2 place return water temperature requirement, control electric three-way regulating valves 5 opening degree, be used for regulating the flow entering pipeline L1, L2 pipeline section, when domestic hot-water's demand is larger, middle cold water is all introduced into pipeline L1 pipeline section, enters pipeline L2 pipeline section after abundant heat exchange.When domestic hot-water's demand is less, then controls electric three-way regulating valves 5, make middle cold water part enter pipeline L1 pipeline section, after heat exchange, enter pipeline L2 pipeline section with cold water mix in remainder again.
If the second temperature measuring element T2 measures temperature met cold water inlet temperature in jet dynamic control 1, then control electric three-way regulating valves 6, make middle cold water all by pipeline L3 pipeline section, enter jet dynamic control 1, complete middle circulating chilled water, realize the supply of domestic hot-water and the heat recovery of middle cold water.
If the second temperature measuring element T2 measures temperature still higher than cold water inlet temperature in gas electricity generator 1, then control electric three-way regulating valves 6, make middle cold water enter cooling water tank 3 by pipeline L4 pipeline section to dispel the heat, after reaching return water temperature requirement, by pipeline L3 pipeline section, enter gas electricity generator 1, complete middle circulating chilled water, realize the supply of domestic hot-water and the heat recovery of middle cold water.
Working principle without during domestic hot-water's demand:
Control electric three-way regulating valves 5 by temperature measuring element T1, T2, T3, make middle cold water all enter cooling water tank 3 through piping L2, L4 and dispel the heat, after reaching gas electricity generator inlet temperature requirements, enter jet dynamic control.

Claims (5)

1. the middle cold water bootstrap system of a combustion gas triple combined supply system, it comprises: jet dynamic control (1), cooling water tank (3), it is characterized in that, it also comprises heat-exchanger rig (2), at the upper first end connecting domestic hot-water's heat exchange function electric three-way regulating valves (5) of the middle cold water outlet conduit (L0) of jet dynamic control (1), second end of domestic hot-water's heat exchange function electric three-way regulating valves (5) is connected with the intake pipe (L1) of heat-exchanger rig (2), 3rd end of this domestic hot-water's heat exchange function electric three-way regulating valves (5) is connected with cooling water tank functional electric modulating valve (6) first end by connecting tube (L2), the outlet conduit (L5) of heat-exchanger rig (2) is connected with connecting tube (L2), this cooling water tank functional electric modulating valve (6) the 3rd end is connected with the intake pipe (L4) of cooling water tank (3), be connected with recycle pump (4) entrance after this cooling water tank functional electric modulating valve (6) second end is connected with the outlet pipe (L6) of cooling water tank (3), the outlet end of this recycle pump (4) is connected with middle cold-water return pipeline (L7), in this, cold-water return pipeline (L7) is connected with cold-water return end in jet dynamic control (1).
2. the middle cold water bootstrap system of a kind of combustion gas triple combined supply system as claimed in claim 1, it is characterized in that: be connected with the first temperature measuring element (T1) at middle cold water outlet conduit (L0) sidewall of jet dynamic control (1), be connected with the second temperature measuring element (T2) at middle cold-water return pipeline (L7) sidewall of jet dynamic control (1), outlet conduit (L5) sidewall of heat-exchanger rig (2) is connected with the 3rd temperature measuring element (T3).
3. the middle cold water bootstrap system of a kind of combustion gas triple combined supply system as claimed in claim 2, it is characterized in that: when domestic hot-water's demand is larger, open first end, second end of domestic hot-water's heat exchange function electric three-way regulating valves (5), close the 3rd end, in order, cold water is all introduced in the intake pipe (L1) of heat-exchanger rig (2), entering in heat-exchanger rig (2) enters in connecting tube (L2) after abundant heat exchange again, gets back to jet dynamic control (1) by cooling water tank functional electric modulating valve (6) and recycle pump (4).
4. the middle cold water bootstrap system of a kind of combustion gas triple combined supply system as claimed in claim 2, it is characterized in that: when domestic hot-water's demand is less, open the first end of domestic hot-water's heat exchange function electric three-way regulating valves (5), second end, 3rd end, in order, cold water part enters in the intake pipe (L1) of heat-exchanger rig (2), enter with cold water mix in remainder again in connecting tube (L2) after entering heat-exchanger rig (2) interior heat exchange again, jet dynamic control (1) is got back to by cooling water tank functional electric modulating valve (6) and recycle pump (4).
5. the middle cold water bootstrap system of a kind of combustion gas triple combined supply system as claimed in claim 2, it is characterized in that: central cold water temperature is higher than cold water inlet temperature in jet dynamic control (1), then control electric three-way regulating valves (6) to open first end and the 3rd end, close the second end, middle cold water is made to enter cooling water tank (3) heat radiation by the intake pipe (L4) of cooling water tank (3), after reaching return water temperature requirement, get back to jet dynamic control (1) by the outlet pipe (L6) of cooling water tank (3) and recycle pump (4).
CN201520401479.XU 2015-06-11 2015-06-11 Gas trigeminy supplies well cold water waste heat utilization system of system Expired - Fee Related CN204783320U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107367086A (en) * 2017-08-30 2017-11-21 株洲新奥燃气有限公司 A kind of multifunction system that can be used for refrigeration or heating
CN108431507A (en) * 2015-12-24 2018-08-21 国迪瓦利有限公司 Heat exchange and thermally stratified layer system for being contained in the fluid in tank and the boiler for including the system
CN109209608A (en) * 2018-10-17 2019-01-15 山东赛马力动力科技有限公司 A kind of more generating sets share the connection system of a radiator
CN111237082A (en) * 2020-01-19 2020-06-05 山东赛马力动力科技有限公司 Waste heat recovery device of gas generator set

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108431507A (en) * 2015-12-24 2018-08-21 国迪瓦利有限公司 Heat exchange and thermally stratified layer system for being contained in the fluid in tank and the boiler for including the system
CN107367086A (en) * 2017-08-30 2017-11-21 株洲新奥燃气有限公司 A kind of multifunction system that can be used for refrigeration or heating
CN109209608A (en) * 2018-10-17 2019-01-15 山东赛马力动力科技有限公司 A kind of more generating sets share the connection system of a radiator
CN109209608B (en) * 2018-10-17 2023-10-13 山东速力动力科技有限公司 Connection system for sharing one radiator by multiple generator sets
CN111237082A (en) * 2020-01-19 2020-06-05 山东赛马力动力科技有限公司 Waste heat recovery device of gas generator set
CN111237082B (en) * 2020-01-19 2022-07-29 山东速力动力科技有限公司 Waste heat recovery device of gas generator set

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20151118

Termination date: 20200611