CN103217058A - Chiller heat exchanging amount control system - Google Patents
Chiller heat exchanging amount control system Download PDFInfo
- Publication number
- CN103217058A CN103217058A CN2013101405284A CN201310140528A CN103217058A CN 103217058 A CN103217058 A CN 103217058A CN 2013101405284 A CN2013101405284 A CN 2013101405284A CN 201310140528 A CN201310140528 A CN 201310140528A CN 103217058 A CN103217058 A CN 103217058A
- Authority
- CN
- China
- Prior art keywords
- fluid
- circulation
- magnetic valve
- path
- control system
- 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.)
- Pending
Links
Images
Abstract
The invention discloses a chiller heat exchanging amount control system. A first electromagnetic valve is arranged between a circulating fluid inlet and a first inlet end of a heat exchanger. A second electromagnetic valve is arranged between the circulating fluid inlet and a circulating fluid outlet. The chiller heat exchanging amount control system further comprises a temperature sensor arranged on a circulating fluid channel and used for detecting the temperature of circulating fluid. Based on the circulating fluid temperature detected by the temperature sensor, an opening and closing ratio of each electromagnetic valve is controlled. Part of exchanging heat passing through distributed circulating fluid or gas and cooling water is adjusted, the purpose of wide temperature range control is achieved through ratio adjustment of one or more than two electromagnetic valves, and therefore accurate temperature control in a wide temperature range of the circulating fluid is effectively achieved.
Description
Technical field
The present invention relates to the heat exchange field, relate in particular to a kind of frozen water machine heat exchange amount accuracy-control system.
Background technology
Often utilize existing cooling water in circulating fluid or the gas temperature control, it generally is the cooling water (secondary cooling water) that shop equipment is made of factory's affair water or cooling tower, to call cooling water in the following text, this cooling water temperature is (20 degree for example Celsius) fixed mostly, and need controlled objects (equipment) often to need another temperature or one need be a variable temperature range, 20 degree for example Celsius certain temperature to 80 degree.Method commonly used is to use another liquid or gas (liquid or gas are to call circulating fluid or recyclegas in the following text) and above-mentioned cooling water to reach accurate circulating fluid temperature control by the hot exchange power of control heat exchanger.This hot exchange power is normally regulated by the flow of control secondary water, at a coolant-temperature gage during near the secondary coolant-temperature gage, because temperature difference is less, the words that reach certain hot exchange power need the flow of secondary water big, and when a coolant-temperature gage is much higher than the secondary coolant-temperature gage (80 degree for example Celsius), because temperature difference is big, reach certain hot exchange power needs the flow of secondary water less.Such secondary water regulated quantity is used manually-operated gate or straight line electric valve usually.The shortcoming of manually-operated gate is the secondary discharge when needing with water temperature of manual adjustment difference, and the straight line electric valve also is difficult to heat exchange amount is controlled at suitable level even secondary water is carried out little water yield adjusting when a water temperature is high.This water-water, in water-stripping temperature heat exchange, the water yield of cooling water control (heat exchange amount control) is the problem of a bad solution all the time.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of frozen water machine heat exchange amount control system, regulate the flow of the segment fluid flow of a water (or gas), make it neither to influence the flow of circulation of fluid, reach heat exchange amount control again wide temperature field in controlled device.
For solving the problems of the technologies described above, the invention provides a kind of frozen water machine heat exchange amount control system, it comprises the circulation of fluid path, described circulation of fluid path comprises heat exchanger, circulation of fluid inlet and circulation of fluid outlet, circulation of fluid and cooling fluid carry out heat exchange at described heat exchanger place, described heat exchanger comprises the first input end mouth, first output port that is communicated with the first input end mouth, second input port and second output port that is communicated with second input port, it is characterized in that, described circulation of fluid path also comprises first magnetic valve and second magnetic valve, the output port of described first magnetic valve is connected with the first input end mouth of described heat exchanger, the input port of described first magnetic valve is connected with described circulation of fluid inlet, the output port of described second magnetic valve is connected with described circulation of fluid outlet, and the input port of described second magnetic valve is connected with described circulation of fluid inlet.
Described cooling fluid flows into from second input port of described heat exchanger, from second output port outflow of described heat exchanger.
Further, described circulation of fluid path also comprises the temperature sensor that is used to detect described circulation of fluid temperature, controls the switch ratio of each magnetic valve based on the detected circulation of fluid temperature of described temperature sensor.
Further, the switch ratio of described electromagnetic valve unit is controlled.
Further, described circulation of fluid path has two paths, and article one path is: described circulation of fluid inlet, described first magnetic valve, described heat exchanger and described circulation of fluid go out the path of interruption-forming,
The second path is: described circulation of fluid inlet, described second magnetic valve and described circulation of fluid go out the path of interruption-forming.
Further, described circulation of fluid path also comprises the fluid tank that is used to store described circulation of fluid, an input port of described fluid tank is communicated with the output port of described second magnetic valve, another input port of described fluid tank is communicated with first output port of described heat exchanger, the delivery outlet of described fluid tank is communicated with described circulation of fluid outlet, in described fluid tank, be provided with heater strip, enable described heater strip according to the detected circulation of fluid temperature of described temperature sensor.
Further, described circulation of fluid path also comprises the pump and the motor of the equipped at outlet port that is arranged at described fluid tank, to drive flowing of described circulation of fluid.
Further, behind the circulation of fluid inlet of described circulation of fluid path and before the circulation of fluid outlet of described circulation of fluid path, also be provided with the by-passing valve that is communicated with described circulation of fluid pipeline.
Further, described circulation of fluid is liquid or gas, and described cooling fluid is a cooling water.
Compared with prior art, the part that the present invention regulates a water (or gas) is divided the flow of fluid, makes it neither to influence the flow of circulation of fluid in controlled device, reaches the heat exchange amount control to wide temperature field again.
Description of drawings
Fig. 1 is the frozen water machine heat exchange amount control system structural representation in one embodiment among the present invention.
Wherein: 100 is frozen water machine heat exchange amount control system, and 110 is the circulation of fluid path, and 111 is first magnetic valve, 112 is second magnetic valve, and 113 is temperature sensor, and 114 is fluid tank, 115 is pump and motor, 116 is by-passing valve, and 117 are the circulation of fluid inlet, and 118 are the circulation of fluid outlet, 119 is heat exchanger, 120 is cooling fluid pathways, and 121 is coolant outlet, and 122 is cooling fluid inlet.
The specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the specific embodiment.
Alleged herein " embodiment " or " embodiment " are meant that special characteristic, structure or the characteristic relevant with described embodiment can be contained at least one implementation of the present invention at least.Different local in this manual " in one embodiment " that occur also nonessentially all refer to same embodiment, must not be yet with other embodiment mutually exclusive separately or select embodiment.In addition, represent the sequence of modules in method, flow chart or the functional block diagram of one or more embodiment and revocablely refer to any particular order, also be not construed as limiting the invention.
Fig. 1 is the frozen water machine heat exchange amount control system structural representation in one embodiment among the present invention.As shown in Figure 1, described frozen water machine heat exchange amount control system 100 comprises circulation of fluid path 110 and cooling fluid pathways 120.
Described circulation of fluid path 110 comprises the heat exchanger 119 and first magnetic valve 111.Described circulation of fluid and cooling fluid carry out heat exchange at heat exchanger 119 places.
Described heat exchanger 119 comprises first input end mouth, first output port that is communicated with the first input end mouth, second input port and second output port that is communicated with second input port.
The input port of described first magnetic valve 111 is connected with circulation of fluid inlet 117, the output port of described first magnetic valve 111 is connected with the first input end mouth of heat exchanger 119, first output port of described heat exchanger 119 is communicated with circulation of fluid outlet 118, described circulation of fluid is via the first input end mouth inflow heat exchanger 119 of described first magnetic valve 111 and heat exchanger 119, fluid flows out from first output port of heat exchanger 119, and finally flows out by described circulation of fluid outlet 118.
Described cooling water inlet 122 is connected with second input port of described heat exchanger 119, described coolant outlet 121 is connected with second output port of described heat exchanger 119, described like this cooling fluid flows into from second input port of heat exchanger 119, from second output port outflow of heat exchanger 119.
Described circulation of fluid path also comprises second magnetic valve 112, the input port of described second magnetic valve 112 is connected with circulation of fluid inlet 117, the output port of described second magnetic valve 112 is connected with described circulation of fluid outlet 118, described like this circulation of fluid flows into from the input port of described second magnetic valve 112, flows out to described circulation of fluid outlet 118 from the output port of described second magnetic valve 112.
Wherein the switch ratio of first magnetic valve 111 and second magnetic valve 112 is adjustable, be opened into 0% such as 100% and open, adjust grade, so then have 0% for per 5% 1,5%, 10% ...---95%, 100% much more so switch ratio grades, like this with respect to overall system control flow bore, can point-device adjustment flow, thus the power of heat exchange can be controlled accurately, and then control the temperature of circulation of fluid accurately.Each magnetic valve has the stepper motor or the direct current generator of gauge tap ratio, controls the switch ratio of described magnetic valve by controlling described stepper motor or direct current generator.During high temperature,, allow the time decreased of opening of first magnetic valve 111, reduce the shunting liquid heat-exchange time, suppress excessive heat exchange as 80 degree; During low temperature,, allow the time of opening of first magnetic valve 111 increase, increase the shunting liquid heat-exchange time, improve heat exchange amount as 25 degree; During low temperature, also can replace closing of first magnetic valve 111 and second magnetic valve 112, or close second magnetic valve 112, often drive first magnetic valve 111 and be used for increasing heat exchange amount.
As can be seen, described circulation of fluid path 110 has two paths, article one, path is: the path that described circulation of fluid inlet 117, first magnetic valve 111, described heat exchanger 119 and described circulation of fluid outlet 118 form, concrete, described circulation of fluid enters from described circulation of fluid inlet 117, flow through first magnetic valve 111 and described heat exchanger 119,119 places carry out heat exchange at described heat exchanger, flow out through described circulation of fluid outlet 118 subsequently.
The second path is: the path that described circulation of fluid inlet 117, second magnetic valve 112 and described circulation of fluid outlet 118 form, concrete, described circulation of fluid enters from described circulation of fluid inlet 117, and second magnetic valve 112 of flowing through flows out through described circulation of fluid outlet 118.
In the present embodiment, described circulation of fluid path 110 also comprises the fluid tank 114 that is used to store described circulation of fluid, an input port of described fluid tank 114 is communicated with the output port of second magnetic valve 112, another input port of described fluid tank 114 is communicated with first output port of described heat exchanger 119, the delivery outlet of described fluid tank 114 is communicated with described circulation of fluid outlet 118, is provided with heater strip in described fluid tank 114.Also comprise temperature sensor 113 on described circulation of fluid path 110, it is used to detect the temperature of described circulation of fluid.The input port of described temperature sensor 113 is communicated with described heat exchanger 119 first output ports, and the output port of described temperature sensor 113 is connected with described circulation of fluid outlet 118.Described circulation of fluid flows out from described heat exchanger 119 first output ports, through fluid tank 114 and temperature sensor 113, arrives circulation of fluid outlet 118.
Control the switch ratio of first magnetic valve 111 and second magnetic valve 112 based on described temperature sensor 113 detected circulation of fluid temperature, thereby realize frozen water machine heat is changed in the amount control system 100 control to the circulation of fluid flow, and then realize the accurate temperature control of controlled device.
In the present embodiment, described frozen water machine heat change amount control system 100 also comprise the equipped at outlet port that is arranged at described fluid tank in order to drive the pump and the motor 115 that flow of described circulation of fluid, and the by-passing valve 116 that before described circulation of fluid inlet 117 backs and described circulation of fluid outlet 118, is provided with, to reduce the circulating fluid pressure loss of equipment outlet.
In the present embodiment, described circulation of fluid is liquid or gas, and described cooling fluid is a cooling water.
In sum, frozen water machine heat exchange amount control system 100 of the present invention is provided with first magnetic valve 111 between the first input end mouth of described circulation of fluid inlet 117 and described heat exchanger 119; Between described circulation of fluid inlet 117 and described circulation of fluid outlet 118, second magnetic valve 112 is set.Described frozen water machine heat exchange amount control system 100 comprises that also being arranged at being used on the described circulation of fluid path 110 detects the temperature sensor 113 of described circulation of fluid temperature, control the switch ratio of each magnetic valve based on the detected circulation of fluid temperature of described temperature sensor, regulate the heat exchange amount of a part through shunting circulating fluid or gas and cooling water.Utilize the magnetic valve ratio adjusting more than 1 or 2 to reach wide temperature field control purpose, thereby accomplish the accurate temperature controlling of circulating fluid effectively a wider temperature range.
Its concrete operation principle is: described circulation of fluid flows into from circulation of fluid inlet 117, a part flows out from circulation of fluid outlet 118 through first magnetic valve 111, heat exchanger 119, fluid tank 114, pump and motor 115, temperature sensor 113, another part flows out from circulation of fluid outlet 118 through second magnetic valve 112, fluid tank 114, pump and motor 115, temperature sensor 113, and perhaps another part flows into the circulation of fluid inlet through second magnetic valve 112, fluid tank 114, pump and motor 115, by-passing valve 116.
It should be noted that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. frozen water machine heat exchange amount control system, it comprises the circulation of fluid path, described circulation of fluid path comprises heat exchanger, circulation of fluid inlet and circulation of fluid outlet, circulation of fluid and cooling fluid carry out heat exchange at described heat exchanger place, described heat exchanger comprises the first input end mouth, first output port that is communicated with the first input end mouth, second input port and second output port that is communicated with second input port, it is characterized in that, described circulation of fluid path also comprises first magnetic valve and second magnetic valve, the output port of described first magnetic valve is connected with the first input end mouth of described heat exchanger, the input port of described first magnetic valve is connected with described circulation of fluid inlet, the output port of described second magnetic valve is connected with described circulation of fluid outlet, the input port of described second magnetic valve is connected with described circulation of fluid inlet
Described cooling fluid flows into from second input port of described heat exchanger, from second output port outflow of described heat exchanger.
2. frozen water machine heat exchange amount control system as claimed in claim 1, it is characterized in that: described circulation of fluid path also comprises the temperature sensor that is used to detect described circulation of fluid temperature, controls the switch ratio of each magnetic valve based on the detected circulation of fluid temperature of described temperature sensor.
3. frozen water machine heat exchange amount control system as claimed in claim 2, it is characterized in that: the switch ratio of described magnetic valve is controlled.
4. frozen water machine heat exchange amount control system as claimed in claim 1, it is characterized in that: described circulation of fluid path has two paths, article one, path is: described circulation of fluid inlet, described first magnetic valve, described heat exchanger and described circulation of fluid go out the path of interruption-forming
The second path is: described circulation of fluid inlet, described second magnetic valve and described circulation of fluid go out the path of interruption-forming.
5. frozen water machine heat exchange amount control system as claimed in claim 4, it is characterized in that: described circulation of fluid path also comprises the fluid tank that is used to store described circulation of fluid, an input port of described fluid tank is communicated with the output port of described second magnetic valve, another input port of described fluid tank is communicated with first output port of described heat exchanger, the delivery outlet of described fluid tank is communicated with described circulation of fluid outlet, in described fluid tank, be provided with heater strip, enable described heater strip according to the detected circulation of fluid temperature of described temperature sensor.
6. frozen water machine heat exchange amount control system as claimed in claim 5, it is characterized in that: described circulation of fluid path also comprises the pump and the motor of the equipped at outlet port that is arranged at described fluid tank, to drive flowing of described circulation of fluid.
7. frozen water machine heat exchange amount control system as claimed in claim 1 is characterized in that: also be provided with the by-passing valve that is communicated with described circulation of fluid pipeline behind the circulation of fluid inlet of described circulation of fluid path and before the circulation of fluid outlet of described circulation of fluid path.
8. frozen water machine heat exchange amount control system as claimed in claim 1, it is characterized in that: described circulation of fluid is liquid or gas, described cooling fluid is a cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101405284A CN103217058A (en) | 2013-04-19 | 2013-04-19 | Chiller heat exchanging amount control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101405284A CN103217058A (en) | 2013-04-19 | 2013-04-19 | Chiller heat exchanging amount control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103217058A true CN103217058A (en) | 2013-07-24 |
Family
ID=48815064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101405284A Pending CN103217058A (en) | 2013-04-19 | 2013-04-19 | Chiller heat exchanging amount control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103217058A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180708A (en) * | 2014-08-11 | 2014-12-03 | 无锡溥汇机械科技有限公司 | Liquid circulation control system for communicated containers |
| CN110568005A (en) * | 2018-06-05 | 2019-12-13 | 武汉理工大学 | Ice slurry-seawater two-phase flow heat exchange experiment table |
| CN112050536A (en) * | 2020-09-15 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Constant-temperature cooling water circulation supply system and circulation supply method |
| CN112378149A (en) * | 2020-10-26 | 2021-02-19 | 枣庄睿诺电子科技有限公司 | Cooling system of water chiller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201188A (en) * | 2006-12-11 | 2008-06-18 | 王子忠 | Environment-protection energy-saving type household three-source cooling-and-warming heat pump water-heating machine system |
| CN201476682U (en) * | 2009-08-19 | 2010-05-19 | 俞宏 | Dynamic flow temperature control system of heat exchanger unit |
| CN101738001A (en) * | 2009-12-18 | 2010-06-16 | 同济大学 | Composite energy system of solar energy, ground source heat pump and chilled water storage |
| CN101968331A (en) * | 2010-10-19 | 2011-02-09 | 天津渤海化工有限责任公司天津碱厂 | Method for controlling heat exchange temperature |
| CN203240954U (en) * | 2013-04-19 | 2013-10-16 | 无锡溥汇机械科技有限公司 | Heat exchange amount control system of ice-water machine |
-
2013
- 2013-04-19 CN CN2013101405284A patent/CN103217058A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201188A (en) * | 2006-12-11 | 2008-06-18 | 王子忠 | Environment-protection energy-saving type household three-source cooling-and-warming heat pump water-heating machine system |
| CN201476682U (en) * | 2009-08-19 | 2010-05-19 | 俞宏 | Dynamic flow temperature control system of heat exchanger unit |
| CN101738001A (en) * | 2009-12-18 | 2010-06-16 | 同济大学 | Composite energy system of solar energy, ground source heat pump and chilled water storage |
| CN101968331A (en) * | 2010-10-19 | 2011-02-09 | 天津渤海化工有限责任公司天津碱厂 | Method for controlling heat exchange temperature |
| CN203240954U (en) * | 2013-04-19 | 2013-10-16 | 无锡溥汇机械科技有限公司 | Heat exchange amount control system of ice-water machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180708A (en) * | 2014-08-11 | 2014-12-03 | 无锡溥汇机械科技有限公司 | Liquid circulation control system for communicated containers |
| CN104180708B (en) * | 2014-08-11 | 2016-03-30 | 无锡溥汇机械科技有限公司 | A kind of liquid-circulating control system of the container that communicates |
| CN110568005A (en) * | 2018-06-05 | 2019-12-13 | 武汉理工大学 | Ice slurry-seawater two-phase flow heat exchange experiment table |
| CN112050536A (en) * | 2020-09-15 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Constant-temperature cooling water circulation supply system and circulation supply method |
| CN112378149A (en) * | 2020-10-26 | 2021-02-19 | 枣庄睿诺电子科技有限公司 | Cooling system of water chiller |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102735096B (en) | Heat exchange system | |
| CN103217058A (en) | Chiller heat exchanging amount control system | |
| CN103574954B (en) | A kind of energy feedback type heat exchange system | |
| CN205808715U (en) | A kind of universal cold shock testing device | |
| CN103017389B (en) | High-precision temperature control type heat exchange system | |
| CN105066341A (en) | Variable water temperature control system suitable for air conditioning secondary pump system | |
| CN103673295A (en) | Directly-heating type water tank water heating flow path system and control method thereof | |
| CN203240954U (en) | Heat exchange amount control system of ice-water machine | |
| CN103574953B (en) | Many temperature heat-exchange system that a kind of single compressed machine refrigerant controls | |
| CN106401726A (en) | Jacket water cooling system of internal combustion engine | |
| CN103241802B (en) | Pulse type pure water maintenance system | |
| CN104913512A (en) | Control method of instant-heating water heater based on parallel structure of multiple heating cups | |
| CN204943786U (en) | Be applicable to the vari-able flow control system of air-conditioning Primary pump system | |
| CN104405731B (en) | Hydraulic oil liquid heating system | |
| JP6685602B2 (en) | Air conditioning system | |
| CN204830333U (en) | Become water temperature control system suitable for air conditioner two stage pump system | |
| CN110907121A (en) | Wind tunnel heat exchange system | |
| CN201415135Y (en) | Temperature control experiment equipment | |
| JP5848895B2 (en) | Control method and control device for cooling water flowing through fuel cell | |
| CN205316684U (en) | Temperature control system is made to hot water | |
| CN104129014A (en) | Self-circulation water-cooling mold temperature controller | |
| CN202813859U (en) | High-precision temperature-control heat exchange system | |
| CN109186091B (en) | Cooling medium supply device and control method | |
| CN102997518B (en) | The high-accuracy control method of heat-exchange system | |
| CN203238076U (en) | Impulse type pure water maintaining system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130724 |