CN203744787U - Efficient high-capacity medium-high temperature heat storage heat exchanger - Google Patents
Efficient high-capacity medium-high temperature heat storage heat exchanger Download PDFInfo
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- CN203744787U CN203744787U CN201420086768.0U CN201420086768U CN203744787U CN 203744787 U CN203744787 U CN 203744787U CN 201420086768 U CN201420086768 U CN 201420086768U CN 203744787 U CN203744787 U CN 203744787U
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- heat
- storage
- temperature
- temperature heat
- heat exchange
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses an efficient high-capacity medium-high temperature heat storage heat exchanger which comprises a generator set, a heat storage unit, a high-temperature expansion electricity generation unit and an air storage tank. The heat storage unit comprises a high-temperature heat exchange and storage unit and a low-temperature heat exchange and storage unit, wherein the high-temperature heat exchange and storage unit and the low-temperature heat exchange and storage unit are connected. An exhaust device of the generator unit is connected with the high-temperature heat exchange and storage unit connected with the high-temperature expansion electricity generation unit. The low-temperature heat exchange and storage unit is connected with the air storage tank used for conveying heat storage media. Due to the way, the heat exchanger can fully utilize waste heat, lower energy loss, store heat in a high-capacity mode, and charge and discharge the heat efficiently, so that the heat storage and heat release processes are effective and reasonable.
Description
Technical field
The utility model relates to heat exchange field, particularly relates to high-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity.
Background technology
Solar heat and most of industrial waste heat resource have intermittently and unsettled feature conventionally, by heat accumulation as bridge, can solve both sides of supply and demand unmatched contradiction in time, place, intensity, thereby advanced heat-storage technology is the extensive efficient key of utilizing of the discontinuous thermal resource of this two large class.Large capacity heat storage exchanger is Core equipment corresponding to advanced heat-storage technology.In recent years, in order to improve energy conversion efficiency and to reduce costs, solar energy utilization technique is just towards more elevated operating temperature development, the operating temperature of the fuse salt thermal power station of commercialized running has exceeded 560 ° of C, and the solar energy thermal-power-generating station operating temperature taking air as heat-transfer fluid has exceeded 680 ° of C; And also very high (if converter gas temperature is 1600 ° of C left and right) of the EGT that a large amount of industrial process produce has broad application prospects towards the heat storage exchanger of middle high temperature thermal resource application, current is the focus of domestic and international research and development.
The main trend of current middle high-temperature heat-storage heat exchanger storage heat release process intensification research is: probe into the mechanism of action of multiple dimensioned interface resistance, establish regulate and control method and the technology of low interface resistance.Taking large capacity heat storage units efficiently fill exothermic heat as target, by optimization and the modularized design of heat storage exchanger structure, realize and dynamically fill heat and the optimum of exothermicity.
And for heat storage exchanger, China Patent No. is 201220155966.9 patent, it discloses a kind of higher heat storage capacity that has, can efficiently store the phase-change thermal storage system of the heat of thermals source generations as various in solar thermal collector, boiler, wooden stove, heat pump, industrial waste heat etc., show the designing technique of the heat storage exchanger of making every effort to efficient general, but be still short of effective measures aspect augmentation of heat transfer.
In recent years, more and more pay attention to the efficient utilization of solar energy and industrial exhaust heat both at home and abroad, heat storage exchanger technology improves constantly, but aspect heat storage exchanger structural design, still effectively storage heat release process intensification measure of shortcoming.
Utility model content
The technical problem that the utility model mainly solves is: for the deficiencies in the prior art, high-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity is provided, can makes full use of waste heat, reduce energy consumption, reach large capacity heat accumulation, efficiently fill exothermic heat, make heat accumulation, heat release process more effective and reasonable.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: high-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity is provided, comprise: generating set, heat storage units, high-temperature expansion generator unit and air accumulator, and described heat storage units comprises the high temperature heat exchange heat storage units and the low-temperature heat exchange heat storage units that are connected, the exhaust apparatus of described generating set is connected with described high temperature heat exchange heat storage units, described high temperature heat exchange heat storage units is connected with described high-temperature expansion generator unit again, described low-temperature heat exchange heat storage units is connected with the described air accumulator that transmits heat-storage medium again.
In preferred embodiment of the utility model, in described high-efficiency large capacity, high-temperature heat-storage heat exchanger also comprises the drying machine being connected with described air accumulator and the compressor being connected with described drying machine.
In preferred embodiment of the utility model, in described high-efficiency large capacity, high-temperature heat-storage heat exchanger also comprises the generator cooling-water case being connected with described generating set and the heat storage water tank being connected with described generator cooling-water case.
In preferred embodiment of the utility model, described generating set is diesel generating set.
In preferred embodiment of the utility model, described heat-storage medium is gas.
In preferred embodiment of the utility model, in described high temperature heat exchange heat storage units, at least comprise a heat storage exchanger.
In preferred embodiment of the utility model, in described low-temperature heat exchange heat storage units, at least comprise a heat storage exchanger.
The beneficial effects of the utility model are: the utility model is towards high performance solar generating and metallurgical process UTILIZATION OF VESIDUAL HEAT IN taking gas as heat transfer medium, by modular system, reach the effect that makes full use of waste heat, large capacity heat accumulation, efficiently fills exothermic heat, make heat accumulation, heat release process more effective and reasonable, reduce energy consumption.
Brief description of the drawings
Fig. 1 is the flow chart of high-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity of the utility model;
In accompanying drawing, the mark of each parts is as follows: 1, generating set, 2, high temperature heat exchange heat storage units, 3, high-temperature expansion generator unit, 4, low-temperature heat exchange heat storage units, 5, air accumulator, 6, drying machine, 7, compressor, 8, generator cooling-water case, 9, heat storage water tank, 10, heat-storage medium, 11, waste gas.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Refer to Fig. 1, the utility model embodiment comprises:
High-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity, comprise: generating set 1, the generator cooling-water case 8 being connected with described generating set 1, the heat storage water tank 9, heat storage units, high-temperature expansion generator unit 3, the air accumulator 5 that are connected with described generator cooling-water case 8, the drying machine 6 being connected with described air accumulator 5, the compressor 7 being connected with described drying machine 6, and described heat storage units comprises the high temperature heat exchange heat storage units 2 and the low-temperature heat exchange heat storage units 4 that are connected, wherein:
The exhaust apparatus of described generating set 1 is connected with described high temperature heat exchange heat storage units 2, waste gas 11 is expelled to described high temperature heat exchange heat storage units 2 by the exhaust apparatus of described generating set 1, by described high temperature heat exchange heat storage units 2, waste gas 11 is delivered to described low-temperature heat exchange heat storage units 4 again, after described low-temperature heat exchange heat storage units 4 coolings are processed, waste gas 11 is expelled in atmosphere;
Described high temperature heat exchange heat storage units 2 is connected with described high-temperature expansion generator unit 3 again, described low-temperature heat exchange heat storage units 4 is connected with the described air accumulator 5 that transmits heat-storage medium 10 again, wherein, described heat-storage medium 10 is gas, in described high temperature heat exchange heat storage units 2, at least comprise a heat storage exchanger, similarly, in described low-temperature heat exchange heat storage units 4, also at least comprise a heat storage exchanger, for the transmission of heat-storage medium 10;
Low-pressure gas is promoted to gases at high pressure by described compressor 7, after described gases at high pressure drying machine 6 is dry, enter in air accumulator 5, described air accumulator 5 is by heat-storage medium 10(gases at high pressure) be delivered to described low-temperature heat exchange heat storage units 4, by the heat storage exchanger in described low-temperature heat exchange heat storage units 4 by heat-storage medium 10(gases at high pressure) be delivered in described high temperature heat exchange heat storage units 2, described high temperature heat exchange heat storage units 2 is by heat-storage medium 10(gases at high pressure) be heated into after high temperature and high pressure gas, be sent in described high-temperature expansion generator unit 3, slowly discharge cogeneration to user by described high-temperature expansion generator unit 3,
Described generating set 1 is diesel generating set, for generating electricity to user; Described generator cooling-water case 8 is for carrying out cooling to diesel generating set, make diesel generating set keep certain temperature, and the heat discharging while absorbing the operation of described diesel generating set, for described heat storage water tank 9, described heat storage water tank 9 is for providing spendable hot water (for having a bath etc.) to user.
Heat storage exchanger in described high temperature heat exchange heat storage units 2 and described low-temperature heat exchange heat storage units 4 is all filled with heat accumulating, described heat accumulating is the middle high temperature thermal energy storage material taking inorganic salts, alloy as phase-change material, and its storage density under 200 ° of C temperature difference conditions exceedes 600 kJ/kg (being 450 kJ/kg now); Thermal conductivity factor reaches 4 W/ (mK) (present 2 W/ (mK)); The operating temperature of described heat accumulating is higher than 800 ° of C; The not obvious decay of performance after thermal cycle 7500 times, the heat loss of unit thermal cycle is no more than 10%.
By compressor 7, low-pressure gas is promoted to gases at high pressure, then enters in air accumulator 5 after gases at high pressure being dried by drying machine 6, by air accumulator 5, high pressure gas storage is stored away to the use during for energy deficiency.When use, gases at high pressure in air accumulator 5 are delivered to low-temperature heat exchange heat storage units 4, at the heat storage exchanger by low-temperature heat exchange heat storage units 4, gases at high pressure are delivered in high temperature heat exchange heat storage units 2, high temperature heat exchange heat storage units 2 converts gases at high pressure after high temperature and high pressure gas to, be sent in high-temperature expansion generator unit 3, slowly discharge cogeneration to user by high-temperature expansion generator unit 3 again, can save fuel, reduce energy consumption.Meanwhile, also can make full use of waste heat, heat to domestic water, improve energy storage and release efficiency.
High-temperature heat-storage heat exchanger in high-efficiency large capacity of the present utility model, heat storage exchanger wherein can meet the thermal source simulation of 200 ° of C-1000 ° of C, be applicable to temperature and be the middle temperature-heat-source of 100 ° of C-600 DEG C, with the high temperature heat source that temperature is greater than 600 DEG C, be mainly applicable to the middle high temperature heat source of three quasi-representatives: 300 DEG C, 500 DEG C, 800 DEG C.
The utility model has disclosed high-temperature heat-storage heat exchanger in a kind of high-efficiency large capacity, towards high performance solar generating and metallurgical process UTILIZATION OF VESIDUAL HEAT IN taking gas as heat transfer medium, by modular system, reach the effect that makes full use of waste heat, large capacity heat accumulation, efficiently fills exothermic heat, make heat accumulation, heat release process more effective and reasonable, reduce energy consumption.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. high-temperature heat-storage heat exchanger in a high-efficiency large capacity, it is characterized in that, comprise: generating set, heat storage units, high-temperature expansion generator unit and air accumulator, and described heat storage units comprises the high temperature heat exchange heat storage units and the low-temperature heat exchange heat storage units that are connected, the exhaust apparatus of described generating set is connected with described high temperature heat exchange heat storage units, described high temperature heat exchange heat storage units is connected with described high-temperature expansion generator unit again, and described low-temperature heat exchange heat storage units is connected with the described air accumulator that transmits heat-storage medium again.
2. high-temperature heat-storage heat exchanger in high-efficiency large capacity according to claim 1, is characterized in that, in described high-efficiency large capacity, high-temperature heat-storage heat exchanger also comprises the drying machine being connected with described air accumulator and the compressor being connected with described drying machine.
3. high-temperature heat-storage heat exchanger in high-efficiency large capacity according to claim 1, it is characterized in that, in described high-efficiency large capacity, high-temperature heat-storage heat exchanger also comprises the generator cooling-water case being connected with described generating set and the heat storage water tank being connected with described generator cooling-water case.
4. according to high-temperature heat-storage heat exchanger in the arbitrary described high-efficiency large capacity of claim 1-3, it is characterized in that, described generating set is diesel generating set.
5. high-temperature heat-storage heat exchanger in high-efficiency large capacity according to claim 1, is characterized in that, described heat-storage medium is gas.
6. high-temperature heat-storage heat exchanger in high-efficiency large capacity according to claim 1, is characterized in that, in described high temperature heat exchange heat storage units, at least comprises a heat storage exchanger.
7. high-temperature heat-storage heat exchanger in high-efficiency large capacity according to claim 1, is characterized in that, at least comprises a heat storage exchanger in described low-temperature heat exchange heat storage units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086768.0U CN203744787U (en) | 2014-02-28 | 2014-02-28 | Efficient high-capacity medium-high temperature heat storage heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086768.0U CN203744787U (en) | 2014-02-28 | 2014-02-28 | Efficient high-capacity medium-high temperature heat storage heat exchanger |
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| CN203744787U true CN203744787U (en) | 2014-07-30 |
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| CN201420086768.0U Withdrawn - After Issue CN203744787U (en) | 2014-02-28 | 2014-02-28 | Efficient high-capacity medium-high temperature heat storage heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822518A (en) * | 2014-02-28 | 2014-05-28 | 常熟喷嘴厂有限公司 | Efficient high-capacity medium-high temperature heat storage heat exchanger |
-
2014
- 2014-02-28 CN CN201420086768.0U patent/CN203744787U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822518A (en) * | 2014-02-28 | 2014-05-28 | 常熟喷嘴厂有限公司 | Efficient high-capacity medium-high temperature heat storage heat exchanger |
| CN103822518B (en) * | 2014-02-28 | 2015-10-28 | 常熟喷嘴厂有限公司 | High-temperature heat-storage heat exchanger in high-efficiency large capacity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140730 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |