CN105864931A - Technology using residual heat to obtain cold air - Google Patents
Technology using residual heat to obtain cold air Download PDFInfo
- Publication number
- CN105864931A CN105864931A CN201610253406.XA CN201610253406A CN105864931A CN 105864931 A CN105864931 A CN 105864931A CN 201610253406 A CN201610253406 A CN 201610253406A CN 105864931 A CN105864931 A CN 105864931A
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- Prior art keywords
- technology
- air
- fan
- waste heat
- heat
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of air conditioning, in particular to a technology using residual heat to help a Stirling engine obtain cold air. The technology is characterized in that in the technology, the Stirling engine (2) absorbs heat from a heat source (1) and outputs axial power, a fan (4) is driven to rotate through a transmission mechanism (3), the rotating of the fan (4) accelerates air flowing, air blown out by the fan (4) passes a wet curtain (5) and promotes the evaporation of water on the wet curtain (5), the water absorbs heat from the surrounding air in the evaporating process, and the temperature of the air blown out by the fan (4) from the wet curtain is reduced. The technology simultaneously plays the functions of cooling air and increasing humidity. According to the patent of the invention, the technology can fully utilize all kinds of residual heat in production and living and efficiently convert the residual heat to power, and at the same time, realizes the double functions of lowering temperature and increasing humidity, effectively realizes the secondary efficient utilization of waste heat, overcomes the single function and energy waste defects of a traditional humidifier, and fully represents the characteristics of energy saving, environmental protection and multiple purposes.
Description
Technical field
Patent of the present invention relates to air-conditioning technique field, a kind of technology using Stirling engine to utilize waste heat acquisition cold wind.
Background technology
It is generally believed that there are the bigger productivity of heat radiation or unproductive thermal source in job site, causing working environment temperature relatively higher position is workroom in high temperature.Such as workshops such as the coking of metallurgical industry, ironmaking, steel rolling；The casting of machine building industry, forge, the workshop such as heat treatment；The stove workshop of the industry such as pottery, glass, enamel, brick and tile；Thermal power plant and the boiler room of steamer；The even family in summer or restaurant kitchen etc..The environmental quality of these Workplaces is that temperature is high, caloradiance is big, and relative temperature is relatively low, forms arid and hot environment.In workroom in high temperature, due to the impact of high temperature, can to the production operation of operating personnel, healthy and equipment and materials and material use and the aspect such as storage produces harmful effect, be additionally also possible to induce fire, explosion accident etc..At present the safeguard measure of above-mentioned high-temperature operation occasion is mainly had following several: one is to install air-conditioning device, and this mode is only applicable to the less family in space or restaurant kitchen, and shortcoming is to need extra wasted work, to outdoor release heat；Two is to there being bigger workshop, space, employing puts in a skylight, adds the method changing the gravity-flow ventilations such as fan, or opening fan in workman's job area, the situation that these methods are xeothermic in all can not solving workshop, fan wasted work also can release heat in workshop at all simultaneously.
In sum, current high-temperature operation occasion lacks the technology of a kind of effective cooling humidification set up on the basis of energy-saving and emission-reduction.
Summary of the invention
Patent of the present invention is for above-mentioned situation, a kind of waste heat input energy as Stirling engine utilizing these high-temperature operation occasions is proposed, Stirling engine drives fan to rotate, fan blows wet curtain, obtain the technology of cold wind, owing to this air-cooler make use of the principle of moisture evaporation endothermic, so have the effect to air cooling-down and humidification simultaneously.
The invention has the beneficial effects as follows: 1), Stirling engine employed in patent of the present invention be applicable to various heating sources form, including conventional energy resource and new forms of energy, it is more suitable for heat recovery and Solar use, and can work under the relatively small temperature difference.Compared with existing various power-equipments, it is easier to combine with waste heat, and it is suitable for and development prospect is more wide.2), patented technology of the present invention can make full use of the various waste heats produced and in life, it high efficiency is converted to power, it is simultaneously achieved cooling and the dual-use function of humidification, the secondary effectively achieving used heat efficiently utilizes, abandon the waste of the single of conventional humidifier function and using energy source, fully demonstrate energy-saving and environmental protection, multiduty feature.3) utilizing the waste heat in productive life in the technology, involved by patent of the present invention, without other additional energy, the most energy-conservation, during also controlling air-conditioning work, used heat is to the discharge of environment, decreases the use of cold-producing medium, environmental friendliness simultaneously.
A kind of technology utilizing waste heat to obtain cold wind, illustrates its technical characterstic in conjunction with Fig. 1:
This technology is to utilize Stirling engine (2) from thermal source (1) draw heat, and export shaft work, fan (4) is driven to rotate by transmission mechanism (3), fan (4) rotates and accelerates air flowing, the air that fan (4) blows out passes wet curtain (5), promote the evaporation of the upper moisture of wet curtain (5), moisture evaporation process is absorbed heat from surrounding air, the air themperature causing fan (4) to blow out from wet curtain (5) reduces, and this technology simultaneously works as the effect to air cooling-down and humidification.
Further, a kind of technology utilizing waste heat to obtain cold wind described in patent of the present invention, its thermal source (1) can be kitchen range waste heat, automobile exhaust waste heat, the waste heat in industrial processes, solar energy.
Further, a kind of technology utilizing waste heat to obtain cold wind described in patent of the present invention, drive the rated power of fan (4) to be not more than the output shaft work power of Stirling engine (2).
Further, a kind of technology utilizing waste heat to obtain cold wind described in patent of the present invention, the cooling cylinder (6) of Stirling engine (2) is located remotely from and adds hot cylinder (7) and thermal source (1) side.
Further, a kind of technology utilizing waste heat to obtain cold wind described in patent of the present invention, wet curtain (5) to keep being sufficiently humidified so as to.
Further, a kind of technology utilizing waste heat to obtain cold wind described in patent of the present invention, the working media of Stirling engine (2) inside is non-combustible gas, such as air, helium.
A kind of know-why utilizing waste heat to obtain cold wind is as follows:
A kind of technology utilizing waste heat to obtain cold wind involved by patent of the present invention is a kind of method that Stirling engine based on UTILIZATION OF VESIDUAL HEAT IN obtains cool breeze.This technology utilizes external heat source (1) that Stirling engine (2) is added hot cylinder (6) to heat, the compression work done expanded in adding hot cylinder (6) by Stirling engine (2) internal acting working medium and cool down in cylinder (7) produces power, thus drives fan (4) to rotate by transmission mechanism (3)；Fan (4) air outlet arranges wet curtain (5), blows air over wet curtain (5) and accelerates the vaporization of moisture in wet curtain (5), and during being somebody's turn to do, water undergoes phase transition absorption amount of heat, makes temperature reduce.
Stirling engine (2) involved in patent of the present invention includes adding hot cylinder (6) and cooling cylinder (7), and transmission mechanism (3), add hot cylinder (6) and cooling cylinder (7) is interconnected, its internal acting working medium is air or helium, after adding hot cylinder (6) heat absorption, while its internal air work working medium expanded by heating promotes piston acting, working medium enters cooling cylinder (7), the side temperature that cooling cylinder (7) is located remotely from thermal source is relatively low, working medium in cooling cylinder (7) by cold events, specific volume reduces, under the effect of piston, gas working medium returns again and adds in hot cylinder (6), and so forth, transmission mechanism (3) is driven to rotate continuously, output shaft work, thus drive fan (4) to rotate.It is high that Stirling engine has heat to power output efficiency, the advantage that Low Temperature Difference starts, and is suitable for the cooling problem under hot environment to be solved in patent of the present invention.
The realization of the cooling humidification function involved by patent of the present invention: the air that fan (4) blows out passes wet curtain (5), accelerate the evaporation of wet curtain (5) surface moisture, the evaporation of this moisture needs to absorb the heat in surrounding air environment, ambient air temperature is caused to reduce, therefore the air that this air-cooler can be caused to blow out is clammy air, thus reaches the purpose of cooling humidification.
Accompanying drawing explanation
Fig. 1 is a kind of device schematic diagram utilizing waste heat to obtain cold wind involved in the present invention
Detailed description of the invention
As a example by the cooling humidification that this technology is applied near kitchen range.Stirling engine (2) add hot cylinder (6) draw heat around cooking stove, and export shaft work, fan (4) is driven to rotate by transmission mechanism (3), fan (4) rotates and accelerates air flowing, the air that fan (4) blows out passes wet curtain (5), promote the evaporation of the upper moisture of wet curtain (5), absorbing heat from surrounding air in moisture evaporation process, the air themperature causing fan (4) to blow out from wet curtain (5) reduces.The rated power driving fan (4) is not more than the output shaft work power of Stirling engine (2).The cooling cylinder (6) of Stirling engine (2) is located remotely from and adds hot cylinder (7) and the side of cooking stove, wet curtain (5) to keep being sufficiently humidified so as to, the working media of Stirling engine (2) inside of this air-cooler should be non-combustible gas, such as air, helium, it is impossible to fuel gas such as hydrogen.
In sum, these are only presently preferred embodiments of the present invention, be not intended to limit protection scope of the present invention.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. utilizing waste heat to obtain a technology for cold wind, its feature is:
This technology is to utilize Stirling engine (2) from thermal source (1) draw heat, and export shaft work, fan (4) is driven to rotate by transmission mechanism (3), fan (4) rotates and accelerates air flowing, the air that fan (4) blows out passes wet curtain (5), promotes the evaporation of the upper moisture of wet curtain (5), absorbs heat in moisture evaporation process from surrounding air, the air themperature causing fan (4) to blow out from wet curtain reduces, and this technology simultaneously works as the effect to air cooling-down and humidification.
A kind of technology utilizing waste heat to obtain cold wind the most according to claim 1, its thermal source (1) can be the waste heat in kitchen range waste heat, automobile exhaust waste heat, industrial processes and solar energy.
A kind of technology utilizing waste heat to obtain cold wind the most according to claim 1, drives the rated power of fan (4) to be not more than the output shaft work power of Stirling engine (2).
A kind of technology utilizing waste heat to obtain cold wind the most according to claim 1, the cooling cylinder (6) of Stirling engine (2) is located remotely from and adds hot cylinder (7) and thermal source (1) side.
A kind of technology utilizing waste heat to obtain cold wind the most according to claim 1, wet curtain (5) to keep being sufficiently humidified so as to.
A kind of technology utilizing waste heat to obtain cold wind the most according to claim 1, the working media of Stirling engine (2) inside is non-combustible gas, such as air, helium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610253406.XA CN105864931A (en) | 2016-04-22 | 2016-04-22 | Technology using residual heat to obtain cold air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610253406.XA CN105864931A (en) | 2016-04-22 | 2016-04-22 | Technology using residual heat to obtain cold air |
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| Publication Number | Publication Date |
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| CN105864931A true CN105864931A (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610253406.XA Pending CN105864931A (en) | 2016-04-22 | 2016-04-22 | Technology using residual heat to obtain cold air |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109956509A (en) * | 2017-12-25 | 2019-07-02 | 北京佑陆科技有限公司 | The seawater desalination system based on open type Stirling cycle driven by wind energy conversion system |
| CN111184881A (en) * | 2020-02-24 | 2020-05-22 | 温州云耀服饰有限公司 | Clothes steam sterilizing device |
| CN111256199A (en) * | 2020-01-19 | 2020-06-09 | 长春工业大学 | Energy-saving intelligent heating system |
| CN112396798A (en) * | 2020-11-18 | 2021-02-23 | 重庆电子工程职业学院 | City utility tunnel monitored control system |
| CN115467757A (en) * | 2022-11-04 | 2022-12-13 | 和能(海南)科技有限责任公司 | Internal heating engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064480U (en) * | 1989-09-25 | 1990-10-24 | 北京农业工程大学 | Cool air conditioners with humid curtain |
| CN1550731A (en) * | 2003-05-12 | 2004-12-01 | 株式会社太阳光研究所 | Solar heat utilization stirling engine power generation plant |
| CN101581286A (en) * | 2009-06-04 | 2009-11-18 | 浙江大学 | Solar energy stirling engine device |
| JP2012229905A (en) * | 2011-04-22 | 2012-11-22 | Nobuyuki Matagi | Heat driven cooler |
| CN104033974A (en) * | 2014-06-29 | 2014-09-10 | 曾永鸿 | Construction ventilation refrigeration system |
| CN204371720U (en) * | 2014-12-29 | 2015-06-03 | 昆明华曦饲料有限公司 | A kind of feed factory workshop air compressor heat recovery dust pelletizing system |
| CN105151535A (en) * | 2015-07-29 | 2015-12-16 | 程路 | Cold-chain logistics box with refrigeration function |
-
2016
- 2016-04-22 CN CN201610253406.XA patent/CN105864931A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064480U (en) * | 1989-09-25 | 1990-10-24 | 北京农业工程大学 | Cool air conditioners with humid curtain |
| CN1550731A (en) * | 2003-05-12 | 2004-12-01 | 株式会社太阳光研究所 | Solar heat utilization stirling engine power generation plant |
| CN101581286A (en) * | 2009-06-04 | 2009-11-18 | 浙江大学 | Solar energy stirling engine device |
| JP2012229905A (en) * | 2011-04-22 | 2012-11-22 | Nobuyuki Matagi | Heat driven cooler |
| CN104033974A (en) * | 2014-06-29 | 2014-09-10 | 曾永鸿 | Construction ventilation refrigeration system |
| CN204371720U (en) * | 2014-12-29 | 2015-06-03 | 昆明华曦饲料有限公司 | A kind of feed factory workshop air compressor heat recovery dust pelletizing system |
| CN105151535A (en) * | 2015-07-29 | 2015-12-16 | 程路 | Cold-chain logistics box with refrigeration function |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109956509A (en) * | 2017-12-25 | 2019-07-02 | 北京佑陆科技有限公司 | The seawater desalination system based on open type Stirling cycle driven by wind energy conversion system |
| CN111256199A (en) * | 2020-01-19 | 2020-06-09 | 长春工业大学 | Energy-saving intelligent heating system |
| CN111256199B (en) * | 2020-01-19 | 2021-05-07 | 长春工业大学 | Energy-saving intelligent heating system |
| CN111184881A (en) * | 2020-02-24 | 2020-05-22 | 温州云耀服饰有限公司 | Clothes steam sterilizing device |
| CN112396798A (en) * | 2020-11-18 | 2021-02-23 | 重庆电子工程职业学院 | City utility tunnel monitored control system |
| CN115467757A (en) * | 2022-11-04 | 2022-12-13 | 和能(海南)科技有限责任公司 | Internal heating engine |
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Application publication date: 20160817 |
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| WD01 | Invention patent application deemed withdrawn after publication |