CN202254040U - Carbon dioxide station air conditioner driven by industrial noise - Google Patents
Carbon dioxide station air conditioner driven by industrial noise Download PDFInfo
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- CN202254040U CN202254040U CN2011203188442U CN201120318844U CN202254040U CN 202254040 U CN202254040 U CN 202254040U CN 2011203188442 U CN2011203188442 U CN 2011203188442U CN 201120318844 U CN201120318844 U CN 201120318844U CN 202254040 U CN202254040 U CN 202254040U
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- heat exchanger
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- transducing
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
A carbon dioxide station air conditioner driven by industrial noise belongs to the technical field of air conditioning and comprises an air conditioner host machine, an indoor heat exchanger and an outdoor heat exchanger, wherein, the air conditioner host machine is composed of a columnar transducing cavity of which the front end is sealed by a pressure resistant vibrating diaphragm and receives the noise of the machine through a bell mouth-shaped sound pressure expander, and the rear end is communicated with a resonant cavity through a resonance pipe; liquid carbon dioxide is filled in the transducing cavity; a plurality of axial transducing plates at intervals are arranged in the transducing cavity; a hot end heat exchanger is arranged at the front ends of the transducing plates, and a cold end heat exchanger is fixed at the rear ends; and the circulating water path of the outdoor heat exchanger flows through the inner chamber of the hot end heat exchanger, and the circulating water path of the indoor heat exchanger flows through the inner chamber of the cold end heat exchanger. The carbon dioxide station air conditioner has the advantages of simple structure and high reliability, and can effectively reduce the noise level of an industrial building and adjust the station air temperature as required, thereby, creating a comfortable working environment for operating personnel.
Description
Technical field
The utility model relates to and a kind ofly is drive source, is the task air conditioning of working medium with the liquid carbon dioxide with industrial noise, belongs to the air-conditioning technique field.
Background technology
In industrial processes, the electromechanical equipment that produces noise is a lot, and the sound pressure level that has is bigger.Such as, large-size ball mill sound pressure level 120dB, large fan room 110dB, Weaving Shop 100dB, punch press workshop 100dB or the like.For ease of equipment is operated and is detected; Near it, generally all be provided with night shift room, strong noise is jamming equipment communication and communication not only, also can produce multiple harmful effect to human body; As cause deafness, bring out various diseases, upset human thinking etc.; Production efficiency is reduced, serious even cause maloperation, cause great production accident.
No matter strong and weak and big or small the noise sound source is, all can release energy to the external world.These energy are that the mode through acoustic energy is excited away, and acoustic energy is a kind of energy of oscillation form, and sound wave can produce the fluctuation of pressure and the fluctuation of displacement when in air, propagating, and also can cause the fluctuation of temperature.When the caused pressure of sound wave, displacement, when temperature fluctuation affacts solid boundaries, the mutual conversion of tangible acoustic wave energy and heat energy will take place, Here it is thermoacoustic effect.Utilize thermoacoustic effect to collect these energy, not only can reduce the waste of the energy, but also can reduce the noise level of industrial enterprise, give the working environment of operations staff's Creating Comfort, improve its operating efficiency.But because the energy density of noise is lower, easily collecting not, thereby the energy conversion efficiency of equipment had relatively high expectations, this has just increased the difficulty that noise utilizes, and causing still not having so far desirable is the equipment of drive source with the noise.
The utility model content
The purpose of the utility model is to turn waste into wealth, provide a kind of carbon dioxide task air conditioning that is driven by industrial noise with noise, when reducing the industrial premises noise level, gives the working environment of operations staff's Creating Comfort.
The alleged problem of the utility model realizes with following technical proposals:
A kind of carbon dioxide task air conditioning that drives by industrial noise; Form by air-conditioner host, indoor heat exchanger and outdoor heat exchanger; Said air-conditioner host comprises the transducing chamber of a column; Transducing chamber front end receives set noise by withstand voltage vibrating membrane sealing and through bell mouth shape acoustic pressure expander, and the rear end communicates with resonant cavity through resonantron, and inside is filled with liquid carbon dioxide; In the transducing chamber, be provided with spaced apart a plurality of axial transducing plate, the front end of transducing plate is fixed with hot end heat exchanger, and the rear end is fixed with cool end heat exchanger; The flow through inner chamber of hot end heat exchanger of the circulation waterway of said outdoor heat exchanger; The flow through inner chamber of cool end heat exchanger of the circulation waterway of said indoor heat exchanger.
The above-mentioned carbon dioxide task air conditioning that is driven by industrial noise, said hot end heat exchanger and cool end heat exchanger switch between the circulation waterway of the circulation waterway of outdoor heat exchanger and indoor heat exchanger through two cross valves.
The above-mentioned carbon dioxide task air conditioning that drives by industrial noise, the length of said resonantron is 1/2 wave length of sound, and said resonant cavity is spherical, and said cool end heat exchanger is 1/4 wave length of sound to the distance of withstand voltage vibrating membrane.
The above-mentioned carbon dioxide task air conditioning that is driven by industrial noise, insulation material is all wrapped up in the outside of the connecting line between said hot end heat exchanger, cool end heat exchanger, indoor heat exchanger and the outdoor heat exchanger.
The utility model utilizes the acoustic pressure expander to receive and improve the acoustic pressure of set noise, and the energy density of sound wave is increased, and the thermoacoustic effect that utilizes sound wave on the transducing plate, to produce freezes or heats.Thereby convert harmful noise into available energy, reduced the pollution of NOISE ON ENVIRONMENT, improved energy utilization ratio.
The utility model is simple in structure, and is with low cost, and reliability is high, can effectively reduce the noise level of industrial premises and can regulate the station air themperature as required, gives the working environment of operations staff's Creating Comfort.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further to detail.
Fig. 1 is the circulating path sketch map of the utility model under refrigeration mode;
Fig. 2 is this circulating path sketch map under heating mode;
Fig. 3 is the structural representation of air-conditioner host;
Fig. 4 is that air-conditioner is arranged sketch map in plant area.
Each label is among the figure:
1, acoustic pressure expander; 2, withstand voltage vibrating membrane; 3, hot end heat exchanger; 4, transducing plate; 5, cool end heat exchanger; 6, resonantron; 7, resonant cavity; 8, transducing chamber; 9, noise source; 10, worker-house; 11, night shift room; 12, console; O, air-conditioner host; M, N, cross valve; P, indoor heat exchanger; Q, outdoor heat exchanger; A, hot end heat exchanger water side outlet; B, hot end heat exchanger water side entrance; C, cool end heat exchanger water side outlet; D, cool end heat exchanger water side entrance.
The specific embodiment
So-called task air conditioning (Task Air-Conditioning); Be with the workbench in the open working space that is the personal work unit; Be sub-divided into air-conditioning system on each working position, parameter such as the staff can the Autonomous Control air output, air supply direction and wind pushing temperature is regulated temperature, humidity and pollutant levels in the working region; When guaranteeing that local microenvironment is comfortable, the effective air-conditioning system of energy savings.Task air conditioning will clean, low enthalpy air is directly sent into the personnel respiratory region, and appreciable air quality is higher.In addition, the described task air conditioning of the utility model has two characteristics, and the one, the air-conditioning power output is little, and the 2nd, mainly stress to be used for the station manipulation individual, do not stress to be used for the air conditioning in whole space.
In general cold field, the appropriate medium of acoustic refrigeration is the liquid that is in close-to-critical range, like liquid CO 2, hydrocarbon CmHm etc.Because the critical-temperature of natural refrigerant CO2 has only 31 ℃, and have the bigger compressed coefficient and thermal coefficient of expansion, less Prandtl number, therefore, the CO2 hot sound refrigerating machine is specially adapted to the less temperature difference, than the occasion of macro-energy current density.Simultaneously, CO2 has lot of advantages: safety, and nontoxic; Physical and chemical stability is good; Refrigerating effect per unit swept volume is big, helps reducing device volume; The flowing heat transfer performance is good; In addition, CO2 obtains easily, and is cheap, do not need to reclaim, and it does not damage the ozone layer.Therefore, many researchers think that carbon dioxide is the cold-producing medium of tool prospect " 21 century ".
Referring to Fig. 1, Fig. 2; The utility model is made up of air-conditioner host O, indoor heat exchanger P, outdoor heat exchanger Q and two cross valve M, N; Air-conditioner host O is made up of bell mouth shape acoustic pressure expander 1, transducing chamber 8, resonantron 6, resonant cavity 7; The front end in transducing chamber 8 presses expander 1 to receive set noise through withstand voltage vibrating membrane 2 harmony, and the rear end links to each other with resonant cavity 7 through resonantron 6, in transducing chamber 8, is provided with spaced apart a plurality of transducing plate 4; The front end of transducing plate 4 is fixed with hot end heat exchanger 3; The rear end is fixed with cool end heat exchanger 5, and the water side entry and exit of hot end heat exchanger 3 connect a mouth of cross valve M and the b mouth of cross valve N respectively, and the water side entry and exit of cool end heat exchanger 5 connect the c mouth of cross valve M and the d mouth of cross valve N respectively; The two recirculated water interfaces of indoor heat exchanger P connect the h mouth of cross valve M and the g mouth of cross valve N respectively; The two recirculated water interfaces of outdoor heat exchanger Q connect the e mouth of cross valve M and the f mouth of cross valve N respectively.
The utility model makes the coordinated transposition between the circulation waterway of the circulation waterway of outdoor heat exchanger Q and indoor heat exchanger P of hot end heat exchanger 3 and cool end heat exchanger 5, the switching of realization refrigeration mode and heating mode through changing cross valve M, N internal duct trend.
1) refrigeration mode
Referring to Fig. 1 and Fig. 3, when under refrigeration mode, moving, cross valve M internal duct is communicated with its a mouth with the e mouth, and the c mouth is communicated with the h mouth; Cross valve N internal duct is communicated with its d mouth with the g mouth, the b mouth is communicated with the f mouth.Thereby the flow through inner chamber of hot end heat exchanger 3 of the circulation waterway of outdoor heat exchanger Q, the inner chamber of the cool end heat exchanger 5 and circulation waterway of indoor heat exchanger P is flowed through.
At cool end heat exchanger 5 places; Refrigerant carbon dioxide absorbs the heat of cool end heat exchanger 5 inner loop water; Reduce water side temperature, water gets among the indoor heat exchanger P through cross valve M (c-h), and blower fan looses water at low temperature side cold to room air; Water returns cool end heat exchanger 5 through cross valve N (g-d), the circulation of next time dispelling the heat.Referring to Fig. 4, Cryogenic air through airduct from console 12 both sides blinds air outlet air-out, to the operations staff of station place creating comfortable environment.
At hot end heat exchanger 3 places, refrigerant carbon dioxide looses heat and feeds water, and promotes water side temperature; Water is in cross valve M (a-e) inlet chamber external heat exchanger Q; Blower fan looses high-temperature water side heat to outdoor air, and water returns hot end heat exchanger 3 through cross valve N (f-b), the circulation of next time absorbing heat.
2) heating mode
Referring to Fig. 2 and Fig. 3, when under heating mode, moving, cross valve M internal duct is communicated with its a mouth with the h mouth, and the c mouth is communicated with the e mouth; Cross valve N internal duct is communicated with its d mouth with the f mouth, the b mouth is communicated with the g mouth.Thereby the flow through inner chamber of cool end heat exchanger 5 of the circulation waterway of outdoor heat exchanger Q, the inner chamber of the hot end heat exchanger 3 and circulation waterway of indoor heat exchanger P is flowed through.
At cool end heat exchanger 5 places, refrigerant carbon dioxide absorbs water side heat, reduces water side temperature; Water is in cross valve M (c-e) inlet chamber external heat exchanger Q; Water at low temperature absorption chamber outer air side heat, water returns cool end heat exchanger 5 through cross valve N (f-d), the circulation of next time dispelling the heat.
At hot end heat exchanger 3 places, refrigerant carbon dioxide looses heat and feeds water, and promotes water side temperature; Water gets among the indoor heat exchanger P through cross valve M (a-h); Blower fan looses high-temperature water side heat to room air, and water returns hot end heat exchanger 3 through cross valve N (g-b), the circulation of next time absorbing heat.Referring to Fig. 4, high temperature air through airduct from console 12 both sides blinds air outlet air-out, to the operations staff of station place creating comfortable environment.
Acoustic pressure expander 1 is the energy harvester of system.Though the noise acoustic pressure of plant area is bigger,, can't directly utilize to drive the standard of acoustic refrigerator.Acoustic pressure expander 1 can be increased to acoustic pressure more than the 35kPa (185dB).
Withstand voltage vibrating membrane 2 is the devices that extraneous sound wave converted to resonant cavity internal pressure ripple.Withstand voltage vibrating membrane 2 is a silica gel thin slice, has stepped construction, contains multilayer high tenacity film, and sound conductivity is good.
Hot end heat exchanger 3 is the devices that absorb HTHP carbon dioxide heat, works in low acoustic conductance district.Transducing plate 4 is devices that realization sound merit and heat are changed each other.Transducing plate 4 is plate, and by multilayer stainless steel parallel stacked, spacing is a 2-4 heat penetration doubly, forms channel of acoustic wave.The optimum position of transducing plate is to be arranged between pressure antinode and the node.
Said cool end heat exchanger 5 is the devices to low-temp low-pressure carbon dioxide release heat.Cool end heat exchanger 5 is about 1/4 wavelength to the distance of withstand voltage vibrating membrane 2, works in high acoustic conductance district.Resonantron 6 is the cylindrical drum that length is 1/2 wavelength.Resonant cavity 7 is resonance spheroids, and the impedance that can make cool end heat exchanger 5 places like this is zero (making the particle velocity maximum), thereby in hot sound pipe group, produces sound standing wave.Even the power output of sound source is little like this, the sound pressure level at antinode place but can be very high, thereby obtain very high energy conversion efficiency, can improve energy conversion efficiency more than one times.
Carbon dioxide side, the transducing plate 4 of withstand voltage vibrating membrane 2 heat exchanger sides, hot end heat exchanger 3 and cool end heat exchanger 5, resonantron 6 is communicated with resonant cavity 7, and inside is full of liquid carbon dioxide.Hot end heat exchanger 3, transducing plate 4, cool end heat exchanger 5 and whole water lateral line all wrap up insulation material.
Claims (4)
1. carbon dioxide task air conditioning that drives by industrial noise; It is characterized in that; It is made up of air-conditioner host (O), indoor heat exchanger (P) and outdoor heat exchanger (Q), and said air-conditioner host (O) comprises the transducing chamber (8) of a column, and transducing chamber (8) front end receives set noise by withstand voltage vibrating membrane (2) sealing and through bell mouth shape acoustic pressure expander (1); The rear end communicates with resonant cavity (7) through resonantron (6), and inside is filled with liquid carbon dioxide; In transducing chamber (8), be provided with spaced apart a plurality of axial transducing plates (4), the front end of transducing plate (4) is fixed with hot end heat exchanger (3), and the rear end is fixed with cool end heat exchanger (5); The flow through inner chamber of hot end heat exchanger (3) of the circulation waterway of said outdoor heat exchanger (Q); The flow through inner chamber of cool end heat exchanger (5) of the circulation waterway of said indoor heat exchanger (P).
2. according to the said carbon dioxide task air conditioning that drives by industrial noise of claim 1; It is characterized in that said hot end heat exchanger (3) and cool end heat exchanger (5) switch between the circulation waterway of the circulation waterway of outdoor heat exchanger (Q) and indoor heat exchanger (P) through two cross valves.
3. according to claim 1 or the 2 said carbon dioxide task air conditionings that drive by industrial noise; It is characterized in that; The length of said resonantron (6) is 1/2 wave length of sound, and said resonant cavity (7) is spherical, and said cool end heat exchanger (5) is 1/4 wave length of sound to the distance of withstand voltage vibrating membrane (2).
4. according to the said carbon dioxide task air conditioning that drives by industrial noise of claim 3; It is characterized in that insulation material is all wrapped up in the outside of the connecting line between said hot end heat exchanger (3), cool end heat exchanger (5), indoor heat exchanger (P) and the outdoor heat exchanger (Q).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203188442U CN202254040U (en) | 2011-08-29 | 2011-08-29 | Carbon dioxide station air conditioner driven by industrial noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203188442U CN202254040U (en) | 2011-08-29 | 2011-08-29 | Carbon dioxide station air conditioner driven by industrial noise |
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| Publication Number | Publication Date |
|---|---|
| CN202254040U true CN202254040U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203188442U Expired - Fee Related CN202254040U (en) | 2011-08-29 | 2011-08-29 | Carbon dioxide station air conditioner driven by industrial noise |
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| CN (1) | CN202254040U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261712A (en) * | 2011-08-29 | 2011-11-30 | 华北电力大学（保定） | Carbon dioxide station air conditioner driven by industrial noise |
| CN112128719A (en) * | 2020-09-08 | 2020-12-25 | 武汉理工大学 | Light heat abstractor based on thermoacoustic effect |
-
2011
- 2011-08-29 CN CN2011203188442U patent/CN202254040U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261712A (en) * | 2011-08-29 | 2011-11-30 | 华北电力大学（保定） | Carbon dioxide station air conditioner driven by industrial noise |
| CN102261712B (en) * | 2011-08-29 | 2014-03-12 | 华北电力大学（保定） | Carbon dioxide station air conditioner driven by industrial noise |
| CN112128719A (en) * | 2020-09-08 | 2020-12-25 | 武汉理工大学 | Light heat abstractor based on thermoacoustic effect |
| CN112128719B (en) * | 2020-09-08 | 2021-06-15 | 武汉理工大学 | Light heat abstractor based on thermoacoustic effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20120829 |