CN102927622B - Heat supply regulating device - Google Patents
Heat supply regulating device Download PDFInfo
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- CN102927622B CN102927622B CN201210495445.2A CN201210495445A CN102927622B CN 102927622 B CN102927622 B CN 102927622B CN 201210495445 A CN201210495445 A CN 201210495445A CN 102927622 B CN102927622 B CN 102927622B
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Abstract
The invention provides a heat supply regulating device which comprises a heat exchanger, a water supply temperature sensor, a return water temperature sensor, an outdoor temperature sensor, a controller, an operation and display interface and a frequency changer, wherein heat source water or steam from a heat source enters a water inlet end on a primary side of the heat exchanger after passing through a stop valve and an electronic adjusting valve sequentially; a water outlet end on the primary side of the heat exchanger is directly communicated with the heat source; the electronic adjusting valve, the operation and display interface, the frequency changer, the water supply temperature sensor, the return water temperature sensor and the outdoor temperature sensor are all connected with the controller; and water inlet end on a secondary side of the heat exchanger is connected with a hot water pipe network through a circulation pump group; and a water outlet end on the secondary side of the heat exchanger is directly communicated with the hot water pipie network. The heat supply regulating device has the characteristics of saving energy, keeping a heat supply area environment comfortable and the like, and can be applied to a heat supply system widely.
Description
Technical field
The present invention relates to heat supply process, particularly relate to a kind of heat supply regulation device.
Background technology
At present, be similar to the type selecting of heat exchange station or boiler room district heating equipment, supportingly all determine based on this area's mean minimum temperature over the years.But in real life, environment temperature changes in the moment, such as, the temperature of today is different from the temperature of yesterday, and temperature is in the same time not different on the same day; Like this, will inevitably there is the situation of energy waste in the district heating equipment operated under identical parameters, meanwhile, overheated or excessively cold uncomfortable situation can occur in heating area.
As can be seen here, in the prior art, heating equipment also exists energy waste and the problem such as cause heating area environment uncomfortable.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of economize energy and ensures the heat supply regulation device that heating area environment is more comfortable.
In order to achieve the above object, the technical scheme that the present invention proposes is:
A kind of heat supply regulation device, comprise: for as the heat source water of a water or steam, the heat exchanger of heat exchange is carried out as the hot water in the hot water user pipe network of intermediate water, for the real-time supply water temperature measuring the heat exchanger secondary side water side obtained being sent to the supply water temperature sensor of controller, for the real-time return water temperature measuring the heat exchanger secondary side water inlet end obtained being sent to the return water temperature sensor of controller, real-time outdoor temperature for measurement being obtained is sent to the outdoor temperature sensor of controller, for the real-time supply water temperature sent according to supply water temperature sensor, the real-time return water temperature that return water temperature sensor sends, the real-time outdoor temperature that outdoor temperature sensor sends and the relation heat exchanger water inflow between the standard supply backwater temperature difference that described controller self stores and outdoor temperature, frequency converter carries out the controller controlled, for to controller transmit operation instruction, input parameter, the operation of display controller parameter and display interface, for regulating and controlling the frequency converter of heat exchanger intermediate water inflow under the control of the controller, wherein,
The heat source water or the steam that carry out self-heat power enter heat exchanger primary side water inlet end by stop valve, electric control valve successively, and heat exchanger primary side water side is directly communicated with thermal source; Electric control valve, operation are all connected with controller with display interface, frequency converter, supply water temperature sensor, return water temperature sensor, outdoor temperature sensor; Heat exchanger secondary side water inlet end connects hot water pipe net by circulating pump group, and heat exchanger secondary side water side is directly communicated with hot water pipe net.
Described controller comprises memory, data processor; Wherein,
Memory, for prestoring corresponding relation, frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range between standard supply backwater temperature difference corresponding to local each standard outdoor temperature range, each standard outdoor temperature range and outdoor temperature; Store data processor and send real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature; Store the opening value of the described electric control valve that described electric control valve sends.
Data processor, real-time outdoor temperature for sending according to described outdoor temperature sensor determines its said standard outdoor temperature scope, and from memory, selects corresponding relation, in real time the outdoor temperature confirmed standard supply backwater temperature difference between the standard supply backwater temperature difference of its correspondence and outdoor temperature according to this real-time outdoor temperature said standard outdoor temperature scope; Relation between criterion supply backwater temperature difference and frequency converter first temperature-control range read from memory, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range: when standard supply backwater temperature difference belongs to frequency converter the first temperature-control range, sends industrial frequency control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the second temperature-control range, send the first frequency change control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the 3rd temperature-control range, send the second frequency change control signal to frequency converter; Real-time supply backwater temperature difference is obtained according to the real-time return water temperature that the real-time supply water temperature of described supply water temperature sensor transmission, described return water temperature sensor send; Judge the relation between real-time supply backwater temperature difference and standard supply backwater temperature difference: when real-time supply backwater temperature difference is higher than standard supply backwater temperature difference, send to described electric control valve and increase opening control signal; When real-time supply backwater temperature difference is lower than standard supply backwater temperature difference, sends to described electric control valve and reduce opening control signal; Also for real-time outdoor temperature, in real time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference are sent to memory, operation and display interface.
Described electric control valve, for when receiving the increase opening control signal that data processor sends, increases himself aperture; When receiving the reduction opening control signal that data processor sends, reduce himself aperture; Also for the opening value of described electric control valve is sent to memory, described operation and display interface by data processor.
Described frequency converter, for when receiving the industrial frequency control signal that data processor sends, sends power frequency component to described circulating pump group; When receiving the first frequency change control signal that data processor sends, send the first frequency variation signal to described circulating pump group; When receiving the second frequency change control signal that data processor sends, send the second frequency variation signal to described circulating pump group.
Described circulating pump group, for when receiving the power frequency component that described frequency converter sends, operates with power frequency; When receiving the first frequency variation signal that described frequency converter sends, run using 80% ~ 95% of power frequency as running frequency; When receiving the second frequency variation signal that described frequency converter sends, run using 70% ~ 80% of power frequency as running frequency.
Described operation and display interface, for real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature that display data processor sends, show the corresponding relation between standard supply backwater temperature difference corresponding to each standard outdoor temperature range and outdoor temperature read from memory in the mode of curve, show read from memory frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range, described electric control valve opening value; For arranging and showing local each standard outdoor temperature range, and each for locality standard outdoor temperature range is sent to memory.
In sum, heat supply regulation device of the present invention is by under the effect of controller, according to the difference between real-time supply backwater temperature difference and standard supply backwater temperature difference, achieve the heat exchange between the hot water in external heat source water or steam and hot water pipe net, hot water in hot water pipe net absorbs the laggard step-up temperature of heat, uses with supplying hot water user.Like this, the present invention takes full advantage of extra power, serves the effect preventing energy waste.The present invention is also under the effect of controller, and according to the relation between real-time supply backwater temperature difference and standard supply backwater temperature difference, the running status of adjustment circulating pump group, such as, when user institute calorific requirement is less, makes circulating pump group operate in comparatively under Smaller load state.It can thus be appreciated that the present invention furthermore achieved that the saving of the energy, also maintain heating area environmental amenity degree.
Accompanying drawing explanation
Fig. 1 is the entirety composition structural representation of heat supply regulation device of the present invention.
Fig. 2 is the composition structural representation of controller of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, the present invention is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
Fig. 1 is the entirety composition structural representation of heat supply regulation device of the present invention.As shown in Figure 1, heat supply regulation device of the present invention comprises: for as the heat source water of a water or steam, the heat exchanger of heat exchange is carried out as the hot water in the hot water user pipe network of intermediate water, for the real-time supply water temperature measuring the heat exchanger secondary side water side obtained being sent to the supply water temperature sensor of controller, for the real-time return water temperature measuring the heat exchanger secondary side water inlet end obtained being sent to the return water temperature sensor of controller, real-time outdoor temperature for measurement being obtained is sent to the outdoor temperature sensor of controller, for the real-time supply water temperature sent according to supply water temperature sensor, the real-time return water temperature that return water temperature sensor sends, the real-time outdoor temperature that outdoor temperature sensor sends and the relation heat exchanger water inflow between the standard supply backwater temperature difference that described controller self stores and outdoor temperature, frequency converter carries out the controller controlled, for to controller transmit operation instruction, input parameter, the operation of display controller parameter and display interface, for regulating and controlling the frequency converter of heat exchanger intermediate water inflow under the control of the controller, wherein,
The heat source water or the steam that carry out self-heat power enter heat exchanger primary side water inlet end by stop valve, electric control valve successively, and heat exchanger primary side water side is directly communicated with thermal source; Electric control valve, operation are all connected with controller with display interface, frequency converter, supply water temperature sensor, return water temperature sensor, outdoor temperature sensor; Heat exchanger secondary side water inlet end connects hot water pipe net by circulating pump group, and heat exchanger secondary side water side is directly communicated with hot water pipe net.
In a word, heat supply regulation device of the present invention is by under the effect of controller, according to the difference between real-time supply backwater temperature difference and standard supply backwater temperature difference, achieve the heat exchange between the hot water in external heat source water or steam and hot water pipe net, hot water in hot water pipe net absorbs the laggard step-up temperature of heat, uses for heating user.Like this, the present invention takes full advantage of extra power, serves the effect preventing energy waste.The present invention is also under the effect of controller, and according to relation between real-time supply backwater temperature difference and standard supply backwater temperature difference, the running status of adjustment circulating pump group, such as, when user institute calorific requirement is less, makes circulating pump group operate in comparatively under Smaller load state.It can thus be appreciated that the present invention furthermore achieved that the saving of the energy, also maintain heating area environmental amenity degree.In addition, entirety of the present invention also possesses the features such as compact conformation.
In practical application, supply water temperature sensor is arranged on the water supply line of heat exchanger secondary side, and return water temperature sensor is arranged on the water return pipeline of heat exchanger secondary side, and outdoor temperature sensor is arranged on the outside outdoor exemplary position of building.
Fig. 2 is the composition structural representation of controller of the present invention.As shown in Figure 2, controller of the present invention comprises memory, data processor; Wherein,
Memory, for prestoring corresponding relation, frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range between standard supply backwater temperature difference corresponding to local each standard outdoor temperature range, each standard outdoor temperature range and outdoor temperature; Store data processor and send real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature; Store the opening value of the described electric control valve that described electric control valve sends.
In the present invention, described frequency converter first temperature-control range is 10 ~ 20 DEG C, described frequency converter second temperature-control range 5 ~ 10 DEG C, and described frequency converter the 3rd temperature-control range is 2 ~ 5 DEG C; Described standard supply backwater temperature difference is 1 ~ 10 DEG C or 1 ~ 20 DEG C.In practical application, if adopt radiator as heat exchanger in heating area, then standard supply backwater temperature difference is 1 ~ 20 DEG C; If adopt grounding heat coil tube as heat exchanger in heating area, then standard supply backwater temperature difference is 1 ~ 10 DEG C.
Data processor, real-time outdoor temperature for sending according to described outdoor temperature sensor determines its said standard outdoor temperature scope, and from memory, selects corresponding relation, in real time the outdoor temperature confirmed standard supply backwater temperature difference between the standard supply backwater temperature difference of its correspondence and outdoor temperature according to this real-time outdoor temperature said standard outdoor temperature scope; Relation between criterion supply backwater temperature difference and frequency converter first temperature-control range read from memory, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range: when standard supply backwater temperature difference belongs to frequency converter the first temperature-control range, sends industrial frequency control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the second temperature-control range, send the first frequency change control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the 3rd temperature-control range, send the second frequency change control signal to frequency converter; Real-time supply backwater temperature difference is obtained according to the real-time return water temperature that the real-time supply water temperature of described supply water temperature sensor transmission, described return water temperature sensor send; Judge the relation between real-time supply backwater temperature difference and standard supply backwater temperature difference: when real-time supply backwater temperature difference belongs to standard supply backwater temperature difference, send to described electric control valve and increase opening control signal; When real-time supply backwater temperature difference is lower than standard supply backwater temperature difference, sends to described electric control valve and reduce opening control signal; Also for the corresponding relation between the standard supply backwater temperature difference of real-time outdoor temperature, supply backwater temperature difference, selection in real time and outdoor temperature, the standard supply backwater temperature difference determined, frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range are sent to described operation and display interface.
Described electric control valve, for when receiving the increase opening control signal that data processor sends, increases himself aperture; When receiving the reduction opening control signal that data processor sends, reduce himself aperture.
Described frequency converter, for when receiving the industrial frequency control signal that data processor sends, sends power frequency component to described circulating pump group; When receiving the first frequency change control signal that data processor sends, send the first frequency variation signal to described circulating pump group; When receiving the second frequency change control signal that data processor sends, send the second frequency variation signal to described circulating pump group.
Described circulating pump group, for when receiving the power frequency component that described frequency converter sends, operates with power frequency; When receiving the first frequency variation signal that described frequency converter sends, run using 80% ~ 95% of power frequency as running frequency; When receiving the second frequency variation signal that described frequency converter sends, run using 70% ~ 80% of power frequency as running frequency.
Described operation and display interface, for real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature that display data processor sends, show the corresponding relation between standard supply backwater temperature difference corresponding to each standard outdoor temperature range and outdoor temperature read from memory in the mode of curve, show read from memory frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range, described electric control valve opening value; For arranging and showing local each standard outdoor temperature range, and each for locality standard outdoor temperature range is sent to memory.
In practical application, in different seasons, user is different to the demand of heat.Such as, during the severe winter, the demand of user to heat is larger, and real-time supply backwater temperature difference is also larger, when supply backwater temperature difference is in frequency converter first temperature-control range in real time under normal circumstances; Now, under the control of frequency converter, circulating pump group is with power frequency operation, and the hot water in the heat source water in heat supply regulation device of the present invention or steam, hot water user pipe network is with 100% cycle operation of metered flow, and power consumption is rated energy consumption.When early winter or the early spring, the demand of user to heat is smaller, real-time supply backwater temperature difference is also smaller: when real-time supply backwater temperature difference is in frequency converter second temperature-control range, circulating pump group is run using 80% ~ 95% of power frequency as running frequency under the control of frequency converter, hot water in hot water user pipe network of the present invention is with 80% ~ 95% cycle operation of metered flow, and power consumption reduces; When real-time supply backwater temperature difference is in frequency converter the 3rd temperature-control range, circulating pump group is run using 70% ~ 80% of power frequency as running frequency under the control of frequency converter, hot water in heat source water in heat supply regulation device of the present invention or steam, hot water user pipe network is with 70% ~ 80% cycle operation of metered flow, and power consumption reduces further.
In practical application, operation and display interface are also for parameters such as the running status of circulating pump, all kinds of statistics, power consumption, water consumption, heat consumptions.In addition, above-mentioned Various types of data or parameter can also be printed by operation and display interface.Here, the running status of circulating pump comprises power frequency operation, runs, with 70% ~ 80% of power frequency operation etc. with 80% ~ 95% of power frequency.
In sum, these are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a heat supply regulation device, it is characterized in that, described regulation device comprises for as the heat source water of a water or steam, the heat exchanger of heat exchange is carried out as the hot water in the hot water user pipe network of intermediate water, for the real-time supply water temperature measuring the heat exchanger secondary side water side obtained being sent to the supply water temperature sensor of controller, for the real-time return water temperature measuring the heat exchanger secondary side water inlet end obtained being sent to the return water temperature sensor of controller, real-time outdoor temperature for measurement being obtained is sent to the outdoor temperature sensor of controller, for the real-time supply water temperature sent according to supply water temperature sensor, the real-time return water temperature that return water temperature sensor sends, the real-time outdoor temperature that outdoor temperature sensor sends and the relation heat exchanger water inflow between the standard supply backwater temperature difference that described controller self stores and outdoor temperature, frequency converter carries out the controller controlled, for to controller transmit operation instruction, input parameter, the operation of display controller parameter and display interface, for regulating and controlling the frequency converter of heat exchanger intermediate water inflow under the control of the controller, wherein,
The heat source water or the steam that carry out self-heat power enter heat exchanger primary side water inlet end by stop valve, electric control valve successively, and heat exchanger primary side water side is directly communicated with thermal source; Electric control valve, operation are all connected with controller with display interface, frequency converter, supply water temperature sensor, return water temperature sensor, outdoor temperature sensor; Heat exchanger secondary side water inlet end connects hot water pipe net by circulating pump group, and heat exchanger secondary side water side is directly communicated with hot water pipe net;
Described controller comprises memory, data processor; Wherein,
Memory, for prestoring corresponding relation, frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range between standard supply backwater temperature difference corresponding to local each standard outdoor temperature range, each standard outdoor temperature range and outdoor temperature; Store data processor and send real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature; Store the opening value of the described electric control valve that described electric control valve sends;
Data processor, real-time outdoor temperature for sending according to described outdoor temperature sensor determines its said standard outdoor temperature scope, and from memory, selects corresponding relation, in real time the outdoor temperature confirmed standard supply backwater temperature difference between the standard supply backwater temperature difference of its correspondence and outdoor temperature according to this real-time outdoor temperature said standard outdoor temperature scope; Relation between criterion supply backwater temperature difference and frequency converter first temperature-control range read from memory, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range: when standard supply backwater temperature difference belongs to frequency converter the first temperature-control range, sends industrial frequency control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the second temperature-control range, send the first frequency change control signal to frequency converter; When standard supply backwater temperature difference belongs to frequency converter the 3rd temperature-control range, send the second frequency change control signal to frequency converter; Real-time supply backwater temperature difference is obtained according to the real-time return water temperature that the real-time supply water temperature of described supply water temperature sensor transmission, described return water temperature sensor send; Judge the relation between real-time supply backwater temperature difference and standard supply backwater temperature difference: when real-time supply backwater temperature difference is higher than standard supply backwater temperature difference, send to described electric control valve and increase opening control signal; When real-time supply backwater temperature difference is lower than standard supply backwater temperature difference, sends to described electric control valve and reduce opening control signal; Also for real-time outdoor temperature, in real time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference are sent to memory, operation and display interface;
Described electric control valve, for when receiving the increase opening control signal that data processor sends, increases himself aperture; When receiving the reduction opening control signal that data processor sends, reduce himself aperture; Also for the opening value of described electric control valve is sent to memory, described operation and display interface by data processor;
Described frequency converter, for when receiving the industrial frequency control signal that data processor sends, sends power frequency component to described circulating pump group; When receiving the first frequency change control signal that data processor sends, send the first frequency variation signal to described circulating pump group; When receiving the second frequency change control signal that data processor sends, send the second frequency variation signal to described circulating pump group;
Described circulating pump group, for when receiving the power frequency component that described frequency converter sends, operates with power frequency; When receiving the first frequency variation signal that described frequency converter sends, run using 80% ~ 95% of power frequency as running frequency; When receiving the second frequency variation signal that described frequency converter sends, run using 70% ~ 80% of power frequency as running frequency;
Described operation and display interface, for real-time supply water temperature, in real time return water temperature, in real time supply backwater temperature difference, in real time outdoor temperature that display data processor sends, show the corresponding relation between standard supply backwater temperature difference corresponding to each standard outdoor temperature range and outdoor temperature read from memory in the mode of curve, show read from memory frequency converter first temperature-control range, frequency converter second temperature-control range, frequency converter the 3rd temperature-control range, described electric control valve opening value; For arranging and showing local each standard outdoor temperature range, and each for locality standard outdoor temperature range is sent to memory.
2. heat supply regulation device according to claim 1, is characterized in that, described frequency converter first temperature-control range is 10 ~ 20 DEG C, described frequency converter second temperature-control range 5 ~ 10 DEG C, and described frequency converter the 3rd temperature-control range is 2 ~ 5 DEG C; Described standard supply backwater temperature difference is 1 ~ 10 DEG C or 1 ~ 20 DEG C.
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| CN201210495445.2A CN102927622B (en) | 2012-11-28 | 2012-11-28 | Heat supply regulating device |
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| CN201210495445.2A CN102927622B (en) | 2012-11-28 | 2012-11-28 | Heat supply regulating device |
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| CN102927622B true CN102927622B (en) | 2015-04-01 |
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| CN103453580B (en) * | 2013-08-22 | 2016-02-17 | 鞍山市海汇自动化有限公司 | Heat exchange station integrated intelligent control method |
| CN104833025B (en) * | 2015-04-30 | 2017-09-15 | 宁波杭州湾新区祥源动力供应有限公司 | A kind of energy-saving type workshop air conditioner cold-heat source device and its application |
| CN106091363A (en) * | 2016-07-22 | 2016-11-09 | 中国联合工程公司 | The regenerative electrochemical heated barrier cistern system of a kind of constant temperature water supply and control method thereof |
| CN109520333A (en) * | 2018-12-28 | 2019-03-26 | 启明星宇节能科技股份有限公司 | Flue gas waste heat recovery heat-exchange system |
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| EP1792125B1 (en) * | 2004-09-22 | 2011-03-16 | KIOTO Clear Energy AG | Industrial water treatment device |
| CN102661672A (en) * | 2012-05-07 | 2012-09-12 | 上海斯普莱力热能技术有限公司 | Energy-saving plate heat exchanger unit and control method thereof |
| CN203083015U (en) * | 2012-11-28 | 2013-07-24 | 北京天一众合环境工程有限公司 | Heat supply adjusting and controlling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20040106653A (en) * | 2003-06-11 | 2004-12-18 | 주식회사 경동보일러 | Hot Water Supply System |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1792125B1 (en) * | 2004-09-22 | 2011-03-16 | KIOTO Clear Energy AG | Industrial water treatment device |
| CN102661672A (en) * | 2012-05-07 | 2012-09-12 | 上海斯普莱力热能技术有限公司 | Energy-saving plate heat exchanger unit and control method thereof |
| CN203083015U (en) * | 2012-11-28 | 2013-07-24 | 北京天一众合环境工程有限公司 | Heat supply adjusting and controlling device |
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