CN202719908U - Multilevel dynamic heat pipe system - Google Patents
Multilevel dynamic heat pipe system Download PDFInfo
- Publication number
- CN202719908U CN202719908U CN201220442540.1U CN201220442540U CN202719908U CN 202719908 U CN202719908 U CN 202719908U CN 201220442540 U CN201220442540 U CN 201220442540U CN 202719908 U CN202719908 U CN 202719908U
- Authority
- CN
- China
- Prior art keywords
- heat pipe
- pipe unit
- level
- power heat
- condenser
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a multilevel dynamic heat pipe system. The multilevel dynamic heat pipe system mainly comprises a one-level dynamic heat pipe unit, a two-level dynamic heat pipe unit, a three-level dynamic heat pipe unit, an evaporimeter fan, a condenser fan, a heat exchanger, a connection pipeline and a circuit control component. The multilevel dynamic heat pipe system can be made into four-level to N-level dynamic heat pipe units according to the need. The one-level dynamic heat pipe unit, the two-level dynamic heat pipe unit and the three-level dynamic heat pipe unit are respectively one independent circulation loop and are connected with one another in parallel. All evaporimeters are placed side by side and are respectively provided with own independent input end and output end, the input ends and the output ends are assembled in the same shell body and located inside a wind channel formed by the evaporimeter fan, and the input ends and the output ends share the same evaporimeter fan. All condensers are placed side by side and are provided with own independent input end and output end, the input ends and the output ends are assembled in the same shell body and located inside a wind channel formed by the condenser fan, and the input ends and the output ends share the same condenser fan. The multilevel dynamic heat pipe system is formed. Refrigerating fluid in each level heat pipe is constant temperature fluid without exception, so that according to the multilevel dynamic pipe system, a heat exchange device with temperature-changing effects can be achieved, a heat exchange area of each level heat exchanger is equal, and finally discharging temperature is close to the environmental temperature. And therefore heat energy utilization rate is improved to the uttermost extent, and the problems that an existing heat pipe is large in loss of heat exchange difference in temperature and low in total heat exchange efficiency are solved.
Description
Technical field
The utility model relates to technical field of heat exchange, specifically, relates to a kind of novel heat pipe heat exchanging system, particularly the multistage power heat pipe system that is formed in parallel of a kind of a plurality of independent power heat-pipe apparatus.
Background technology
In information machine room, the base station class building, the caloric value of indoor equipment is very large, reaches 200 ~ 1000W/ m
2And the annual 8760h operation of indoor IT equipment, therefore in most cases needing cooling the whole year, its air conditioning energy consumption is very large, often accounts for 40% ~ 50% of information machine room, the whole energy consumption in base station.The tradition air conditioner in machine room adopts compressor cooling mode whole year operation, and in fact when winter or transition season outdoor temperature are lower than indoor temperature, can utilize fully outdoor Cryogenic air as low-temperature receiver to indoor cooling, and do not need compressor.Heat exchange of heat pipe is exactly that a kind of temperature difference of utilizing drives the equipment that refrigerant circulation realizes that heat transmits, because it does not need compressor, evaporation and the condensation process transferring heat that can rely on cold-producing medium, have superior heat conductivity and isothermal characteristics, be widely used in the fields such as space flight and aviation, air-conditioning, chemical industry, oil refining.Heat exchange of heat pipe is applied in the letter that only has sensible heat transfer
In the breath machine room, can reduce in a large number the running time of compression-type refrigeration air-conditioning, its annual fractional energy savings can reach 50%.
The number of patent application of applicant's previous application be 201210247844.7,201210254213.8,201210257903.9,201210259692.2 and the patent of 201210279193.X provided the gas-liquid separation that exists when solving the work of current driving force heat pipe not thoroughly and several single-stage heat pipe structures of the not enough problem of circulation power, the exhaust temperature of exhaust outlet is very high, and heat loss is still very large.
Total driving temperature difference of heat exchange of heat pipe is indoor/outdoor temperature-difference, the thermostatic characteristics of single-stage heat exchange of heat pipe internal refrigeration storage agent causes the heat pipe heat loss large, on the application basis in front, it is the effective way that realizes reducing the heat transfer temperature difference loss and improve total heat exchange efficiency that the intermediary that can will have by increasing heat pipe progression a thermostatic characteristics changes the medium with temperature-changing characteristic into.The single-stage heat exchange of heat pipe changes multistage form into, cold-producing medium in every one-level heat pipe all is considered as constant temperature fluid, then multi-stage heat pipe can be realized the heat-exchanger rig of alternating temperature effect, and the heat exchange area of every grade of heat exchanger is identical, final exhaust temperature is close to environment temperature, thereby improves to greatest extent heat utilization rate.
Get now the multistage power heat pipe heat-exchange system total heat exchange area (identical input) identical with single-stage power heat pipe system and analyze, evaporimeter is identical with the heat-transfer capability (number of transfer units is NTU) of condenser.The progression of supposing the multi-stage heat pipe heat-exchanger rig is n, and the heat exchange area of every grade of heat exchanger is identical, and its number of transfer units is NTU/ n, and then the efficient of every grade of heat exchange of heat pipe is all identical, η
1=η
2=...=η
n=ε/2, ε=1-exp(-NTU/n), total heat exchange efficiency of multi-stage heat pipe heat-exchanger rig is η=(n* η
11+)/[(n-1) * η
1].
Namely by the efficient of multi-stage heat pipe heat-exchanger rig is analyzed, can obtain:
1) as given progression n, when NTU trends towards infinity, η
1=1/2, overall heat exchange efficiency eta=n/(n+1);
2) as given NTU, when progression n trends towards infinity, overall heat exchange efficiency eta=NTU/(NTU+2);
3) as progression n, when NTU is tending towards infinity, overall heat exchange efficiency eta → 1.
Can find out that by above-mentioned analysis the single-stage heat exchange of heat pipe changes multistage form into, in the identical situation of overall heat exchange area, reduce the heat transfer temperature difference loss, improve total heat exchange efficiency.
Summary of the invention
Exactly a kind of novel heat pipe technology that the utility model provides---a kind of multistage power heat pipe system is total the problem that the heat transfer temperature difference loss is large and heat exchange efficiency is low when solving the work of current driving force heat pipe.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is as follows:
A kind of multistage power heat pipe system, comprise one-level power heat pipe unit, second motive force heat pipe unit, three grades of power heat pipe unit, evaporator fan, condenser fan, heat exchanger, connecting pipe and circuit controling elements, can make as required 4-N level power heat pipe unit; Wherein one-level power heat pipe unit, second motive force heat pipe unit and three grades of power heat pipe unit all are respectively an independently closed circuit, and are parallel with one another; Described one-level power heat pipe unit comprises evaporimeter one, condenser one, liquid storage flow straightener one and circulating pump one; Described second motive force heat pipe unit comprises evaporimeter two, condenser two, liquid storage flow straightener two and circulating pump two; Described three grades of power heat pipe unit comprise evaporimeter three, condenser three, liquid storage flow straightener three and circulating pump three; The evaporimeter of described one-level power heat pipe unit, second motive force heat pipe unit and three grades of power heat pipe unit is put mutually side by side, the independent input output that oneself is arranged respectively, be assembled in the same housing and be positioned at the air channel that evaporator fan forms, share an evaporator fan; The condenser of described one-level power heat pipe unit, second motive force heat pipe unit and three grades of power heat pipe unit is put mutually side by side, the independent input output that oneself is arranged respectively, be assembled in the same housing and be positioned at the air channel that condenser fan forms, share a condenser fan.
The evaporimeter of the above one-level power heat pipe unit, second motive force heat pipe unit and three grades of power heat pipe unit and condenser all are heat exchanger or the micro-channel heat exchangers that the coil pipe fin forms, its structure is identical, and the heat exchanger of every one-level has separately input and output port.
The above one-level power heat pipe unit, second motive force heat pipe unit and three grades of power heat pipe unit all are respectively independently closed circuits, and they have independently circulating pump, are independent of each other mutually during its work operation.
The above circuit controling element, mainly be some variations in temperature of monitoring hot environment and low temperature environment by some temperature testing equipments, when surpassing certain value, the temperature difference between hot environment end and the low temperature environment end will automatically control the unlatching of circulating pump, this system has just begun work, when the temperature difference between hot environment end and the low temperature environment end will controlled closing of circulating pump during less than certain value automatically, owing to do not satisfied condition of work, this system just quits work.
The utility model compared with prior art, intermediary with thermostatic characteristics can be changed into the effective way that the medium with temperature-changing characteristic is realized reducing the heat transfer temperature difference loss and improved total heat exchange efficiency by the design that increases heat pipe progression, not only improved the circulate heat exchange efficiency in a week of every secondary device, and realized the stability of whole system circulation, the gas-liquid cycle pump by adding in the system again, operation power is provided for whole hot-pipe system, this is the high and low position poor and fed distance problem of two heat exchangers when having solved the operation of conventional heat pipe system also, thereby reduced the service condition restriction of equipment, increase substantially the heat exchange efficiency of heat pipe, and used whole system apparatus structure is simple, environmental friendliness.
Description of drawings
Fig. 1 is the embodiment structural representation of this system.
[0026] among the figure: (11) one-level power heat pipe unit; (12) second motive force heat pipe unit; (13) three grades of power heat pipe unit; (2) evaporator fan; (3) condenser fan; (41) evaporimeter one; (42) evaporimeter two; (43) evaporimeter three; (51) condenser one; (52) condenser two; (53) condenser three; (61) circulating pump one; (62) circulating pump two; (63) circulating pump three; (71) the liquid storage flow straightener one; (72) the liquid storage flow straightener two; (73) the liquid storage flow straightener three.
The specific embodiment
This embodiment simple structure schematic diagram as shown in Figure 1; The system and device agent structure that present embodiment relates to when realizing comprises one-level power heat pipe unit (11), second motive force heat pipe unit (12), three grades of power heat pipe unit (13), evaporator fan (2), condenser fan (3), evaporimeter one (41), evaporimeter two (42), evaporimeter three (43), condenser one (51), condenser two (52), condenser three (53), circulating pump one (61), circulating pump two (62), circulating pump three (63), liquid storage flow straightener one (71), liquid storage flow straightener two (72), liquid storage flow straightener three (73), circulation equipment needed thereby and circuit controling element; Whole system can be made 4-N level power heat pipe unit as required, during this system works, and circulating pump (61; 62; 63), condenser fan (3) and evaporator fan (2) are opened power unit entry into service work at different levels simultaneously; During one-level power heat pipe cell operation, circulating pump one (61) extracts refrigeration working medium from liquid storage flow straightener one (71) and is sent to the evaporimeter (41), evaporimeter (41) contacts with high temperature heat source, liquid working media is subjected to the heating of high temperature heat source and is evaporated to gas in evaporimeter (41), and absorbing heat, the gas that evaporation forms does not have the liquid intermediate medium of evaporation mutually to mix formation gas-liquid two-phase flow body in flow at high speed with part, they enter into condenser (1) from evaporimeter (41) through middle conveying device, condenser (51) contacts with low-temperature heat source, gaseous working medium is subjected to the cooling of low-temperature heat source and is partially condensated as liquid refrigerating working medium in condenser (51), and emit heat, refrigeration working medium is under the drive of delivery pump (61), they enter the liquid storage flow straightener one (71) from condenser (51), gas-liquid refrigeration intermediate medium basis separately physical property has so just been finished the whole cyclic process of one-level power heat pipe unit (11) in the one interior separation of liquid storage flow straightener; Second motive force heat pipe unit (12) is identical with one-level power heat pipe unit (11) with three grades of power heat pipe unit (13) circulation pattern.
The poling of room air and evaporimeter and fin carry out heat exchange like this, evaporimeter (41; 42; 43) heating temperature along wind direction from high to low, indoor air temperature also becomes staged to reduce; The poling of outdoor air and condenser and fin carry out heat exchange, condenser (53; 52; 51) heating temperature along wind direction from low to high, final exhaust temperature is close to environment temperature, thereby improves to greatest extent heat utilization rate.
After system's welded and installed is complete, first this system is hunted leak, if find to reveal part, just this system is vacuumized, exhaust after the vacuum just to its inner adding cold-producing medium, the preliminary preparation of system has been finished like this.
When the hot environment end did not reach the required environment of system works than the low temperature environment end temperature scope that differs, circuit controling element was closed circulating pump (61 by the signal that temperature detection part spreads out of; 62; 63), this system is in halted state; When the hot environment end exceeds certain value than low temperature environment end temperature, partly detect signal by detected temperatures in the circuit control, controlling circulating pump (61 by control circuit again; 62; 63) automatically open, whole system just is in normal operating condition.
Claims (3)
1. multistage power heat pipe system, comprise one-level power heat pipe unit (11), evaporator fan (2), condenser fan (3), heat exchanger and connecting pipe, it is characterized in that, also comprise second motive force heat pipe unit (12) and three grades of power heat pipe unit (13), can make as required 4-N level power heat pipe unit, wherein one-level power heat pipe unit (11), second motive force heat pipe unit (12) and three grades of power heat pipe unit (13) all are respectively an independently closed circuit, and are parallel with one another; Described one-level power heat pipe unit (11) comprises evaporimeter one (41), condenser one (51), liquid storage flow straightener one (71) and circulating pump one (61); Described second motive force heat pipe unit (12) comprises evaporimeter two (42), condenser two (52), liquid storage flow straightener two (72) and circulating pump two (62); Described three grades of power heat pipe unit (13) comprise evaporimeter three (43), condenser three (53), liquid storage flow straightener three (73) and circulating pump three (63); The evaporimeter (41 of described one-level power heat pipe unit (11), second motive force heat pipe unit (12) and three grades of power heat pipe unit (13); 42; 43) mutually put side by side, the independent input output of oneself is arranged respectively, be assembled in the same housing and be positioned at the air channel that evaporator fan (2) forms, share an evaporator fan (2); The condenser (51 of described one-level power heat pipe unit (11), second motive force heat pipe unit (12) and three grades of power heat pipe unit (13); 52; 53) put side by side mutually, the independent input output of oneself is arranged respectively, be assembled in the same housing and be positioned at the air channel that condenser fan (3) forms, share a condenser fan (3).
2. a kind of multistage power heat pipe according to claim 1 system is characterized in that the evaporimeter (41 of described one-level power heat pipe unit (11), second motive force heat pipe unit (12) and three grades of power heat pipe unit (13); 42; 43) and condenser (51; 52; 53) all be heat exchanger or the micro-channel heat exchanger that the coil pipe fin forms, its structure is identical, and the heat exchanger of every one-level has separately input and output port.
3. a kind of multistage power heat pipe according to claim 1 system, it is characterized in that, described one-level power heat pipe unit (11), second motive force heat pipe unit (12) and three grades of power heat pipe unit (13) all are respectively independently closed circuits, they have independently circulating pump, are independent of each other mutually during its work operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220442540.1U CN202719908U (en) | 2012-09-03 | 2012-09-03 | Multilevel dynamic heat pipe system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220442540.1U CN202719908U (en) | 2012-09-03 | 2012-09-03 | Multilevel dynamic heat pipe system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202719908U true CN202719908U (en) | 2013-02-06 |
Family
ID=47621730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220442540.1U Expired - Lifetime CN202719908U (en) | 2012-09-03 | 2012-09-03 | Multilevel dynamic heat pipe system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202719908U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788524A (en) * | 2012-09-03 | 2012-11-21 | 北京德能恒信科技有限公司 | Multistage power heat pipe system |
| CN106403673A (en) * | 2016-12-04 | 2017-02-15 | 大连碧蓝节能环保科技有限公司 | Power heat pipe of screw pump |
-
2012
- 2012-09-03 CN CN201220442540.1U patent/CN202719908U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788524A (en) * | 2012-09-03 | 2012-11-21 | 北京德能恒信科技有限公司 | Multistage power heat pipe system |
| CN106403673A (en) * | 2016-12-04 | 2017-02-15 | 大连碧蓝节能环保科技有限公司 | Power heat pipe of screw pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102645060B (en) | Multi-split air conditioning system | |
| CN102777995B (en) | A kind of multi-stage heat pipe heat pump hybrid system | |
| CN202915780U (en) | Split type multi-level heat pipe system | |
| CN202561932U (en) | Energy-saving and high-efficiency air conditioner of base station | |
| CN103884068A (en) | Novel energy-saving air conditioner for computer room | |
| CN204630441U (en) | A kind of separated high-efficiency heat pipe heat exchanger | |
| CN204629680U (en) | With the multiplex system of anhydrous floor heating | |
| CN102997728A (en) | Multistage separated heat pipe | |
| CN202747515U (en) | Multistage heat pipe and heat pump compound system | |
| CN203274348U (en) | Ultralow-temperature double-loop heat pump air-conditioning hot water machine | |
| CN202371930U (en) | Water and air dual-source heat pump unit | |
| CN202719908U (en) | Multilevel dynamic heat pipe system | |
| CN203037117U (en) | Multi-stage split type heat pipe | |
| CN102865762A (en) | Split type multi-stage heat pipe system | |
| CN207487026U (en) | A kind of separate heat pipe air-conditioning system of high thermal efficiency | |
| CN102778081A (en) | Multilevel heat pump system | |
| CN104697372A (en) | Separating type efficient heat pipe exchanger | |
| CN102116540B (en) | Refrigeration device | |
| CN204176811U (en) | A kind of double circulation power heat pipe formula central air-conditioning | |
| CN102116541B (en) | Refrigerating device | |
| CN102788524A (en) | Multistage power heat pipe system | |
| CN204176833U (en) | A kind of energy-saving air central utilizing natural cooling source | |
| CN204285678U (en) | A kind of micro-channel type separate heat pipe base station air conditioner system | |
| CN203501348U (en) | Solution circulating type heat exchange loop using natural cold air to perform refrigeration | |
| CN208671233U (en) | Distributed air conditioner with air-source heat pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100020 Chaoyang District City, Chaoyang Street, No. 15, floor 1518, unit 18, Patentee after: BEIJING FULLLINK OREITH TECHNOLOGY Co.,Ltd. Address before: 100041 Beijing, Badachu hi tech park, West Wells Road, building 9415, room 3, No., room 3 Patentee before: BEIJING DENENG HENGXIN SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130206 |