CN103673058B - Concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system - Google Patents

Concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system Download PDF

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Publication number
CN103673058B
CN103673058B CN201310591452.7A CN201310591452A CN103673058B CN 103673058 B CN103673058 B CN 103673058B CN 201310591452 A CN201310591452 A CN 201310591452A CN 103673058 B CN103673058 B CN 103673058B
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heat
user
heat medium
water tank
matchmaker
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CN201310591452.7A
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CN103673058A (en
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刘卫
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TIANJIN TENIO DESIGN AND ENGINEERING CO LTD
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TIANJIN TENIO DESIGN AND ENGINEERING CO LTD
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies

Abstract

The present invention relates to a kind of anti-reverse heating unit of solar water heating system, it is made up of public heat medium system and user's heat medium system, public heat medium system is connected with the circulation of user's heat medium system, it is characterised in that: the first temperature sensor is installed on solar heat-exchange water tank; The end being connected at common thermal matchmaker's circulating line matchmaker's circulating line hot with user installs the 4th temperature sensor and the 2nd magnetic valve; Installing three-temperature sensor on user's heat-exchanging water tank, the end being connected with common thermal matchmaker's circulating line at the hot matchmaker's circulation line of user installs the 2nd temperature sensor and the first magnetic valve. The present invention also comprises anti-reverse heating unit and method, it realizes the dry pipe circulation of common thermal matchmaker's circulating line, keep comparatively high temps in common thermal matchmaker's circulating line always, common thermal matchmaker's circulating line inner cold water hold-up reduces, heat exchange efficiency improves greatly, effectively prevent the generation oppositely adding thermal conditions, it is achieved that the optimization of engineering design simultaneously.

Description

Concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system
Technical field
The invention belongs to engineering construction technical field of solar utilization technique, concentrate the collection dissipation of heat anti-reverse heating unit of heat-accumulation solar hot-water system and method in particular to one.
Background technology
Concentrate collection heat-point family heat-accumulation solar hot-water system, it is concentrate heat collector at building roof to place, the each household a set of relatively independent heat storage water tank of configuration, the built-in heat-exchanger rig of heat storage water tank and electric auxiliary heating device, shared device is concentrated and is placed on equipment room or roof. The heat energy that solar energy collector is collected carries out, by the heat-exchanger rig that circulating line is delivered in indoor heat storage water tank, the water that heat exchange heats in heat storage water tank. When solar irradiation is not enough, or when the water in heat storage water tank does not reach design temperature, the electric auxiliary heating device that user can use heat storage water tank built-in heats for user. Concentrate collection heat-dispersion heat-accumulation solar hot-water system, be conducive to building image, resource sharing with it, the advantage such as running cost is low, daylighting good, system efficiency height, be widely used as the conventional solution of building (particularly residential housing) hot water. But engineer applied easily occurs following situation: when namely occupancy rate is lower, hot matchmaker circulation is not smooth, common thermal matchmaker's pipe network cold water hold-up is more, when starting indoor circulation, this part delay cold water can enter indoor, take away heat in indoor original water pot simultaneously, so not only affect heat transfer rate and efficiency, indoor electric auxiliary heating device also can be caused oppositely to heat the situation of the hot matchmaker of public pipe network, greatly add the electricity charge burden moving in user early stage. And this kind of stealthy not easy-to-search reason that often consumes energy, therefore solve the public pipe network hold-up of solar water heating system problem that is big and that oppositely heat, it is the problem needing research that engineering design is optimized.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of avoid cold water hold-up too much, prevent the concentrated collection dissipation of heat anti-reverse heating unit of heat-accumulation solar hot-water system of oppositely heating.
The present invention also aims to provide a kind of and concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system.
The present invention solves its technical problem and is achieved through the following technical solutions:
A kind of concentrated collection dissipation of heat anti-reverse heating unit of heat-accumulation solar hot-water system, it is made up of public heat medium system and user's heat medium system, public heat medium system is primarily of solar heat-exchange water tank, controller for solar, sun power heat medium circulation pump and common thermal matchmaker's circulating line composition, user's heat medium system is primarily of user's heat-exchanging water tank, electric heater unit, the hot matchmaker's circulating line of user and user's controller composition, public heat medium system is connected with the circulation of user's heat medium system, it is characterised in that: on described solar heat-exchange water tank, the first temperature sensor is installed; The end being connected at common thermal matchmaker's circulating line matchmaker's circulating line hot with user installs the 4th temperature sensor and the 2nd magnetic valve; Installing three-temperature sensor on user's heat-exchanging water tank, the end being connected with common thermal matchmaker's circulating line at the hot matchmaker's circulation line of user installs the 2nd temperature sensor and the first magnetic valve.
And, the signal output terminal of the first described temperature sensor and the 4th temperature sensor is connected to controller for solar; Described 2nd temperature sensor and three-temperature sensor are connected to user's controller; Described first magnetic valve and the 2nd magnetic valve and controller for solar control linkage.
And, described user's heat medium system is many groups.
A kind of concentrated collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system, it is characterised in that:
The step of aforesaid method is:
(1) as solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T4>7 DEG C, common thermal matchmaker's pipe end magnetic valve is opened, sun power heat medium system recycle pump starts, by the hot matchmaker circulation of solar heat-exchange water tank and common thermal matchmaker's circulation pipe network, it is to increase the heat medium temperature of common thermal matchmaker's circulation pipe network; As solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T<3 DEG C, sun power heat medium system recycle pump is out of service;
When user's heat medium system user's controller set by user hot water temperature T0-user heat-exchanging water tank temperature T3 > 5 DEG C time, and user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 > 10 DEG C, user's heat medium pipe road end magnetic valve is opened, start sun power heat medium system recycle pump simultaneously, carry out heat exchange with indoor;
(3), as user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 5 DEG C, user's heat medium pipe road end closed electromagnetic valve, closes sun power heat medium system recycle pump simultaneously;
If when (4) user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 10 DEG C, and heat medium pipe road end magnetic valve 1 is closing condition, then the electric heater unit of user's heat-exchanging water tank starts, until stopping when temperature reaches user hot water temperature T0.
Advantage and the useful effect of the present invention be:
The present invention concentrates the collection dissipation of heat anti-reverse heating unit of heat-accumulation solar hot-water system and method, realize the dry pipe circulation of common thermal matchmaker's circulating line, keep comparatively high temps in common thermal matchmaker's circulating line always, common thermal matchmaker's circulating line inner cold water hold-up reduces, for ten layers of house, when the first floor needs to start heat exchange circulation, it is detained hot matchmaker in heat medium pipe net and measures 3��5% before being only adjustment, heat exchange efficiency improves greatly, effectively prevent the generation oppositely adding thermal conditions, it is achieved that the optimization of engineering design simultaneously.
Accompanying drawing explanation
Fig. 1 is the principle of work figure of the present invention;
Fig. 2 is the enlarged diagram of user's heat medium system of the present invention.
1-controller for solar, 2-solar energy heat collector, 3-hot matchmaker liquid supplementation pipe, 4-solar heat-exchange water tank, 5-first temperature sensor, 6-sun power heat medium circulation pump, 7-common thermal matchmaker's circulating line, 8-the 2nd temperature sensor, 9-the 2nd magnetic valve, 10-the 4th temperature sensor, the hot matchmaker's circulating line of 11-user, 12-user's heat-exchanging water tank, 13-electric heater unit, 14-user's controller, 15-three-temperature sensor, 16 first magnetic valves.
Embodiment
Below by specific embodiment, the invention will be further described, and following examples are descriptive, is not limited, can not limit protection scope of the present invention with this.
A kind of concentrated collection dissipation of heat anti-reverse heating unit of heat-accumulation solar hot-water system, being made up of public heat medium system and user's heat medium system, public heat medium system forms primarily of solar energy heat collector 2, solar heat-exchange water tank 4, controller for solar 1, sun power heat medium circulation pump 6 and common thermal matchmaker's circulating line 7. Solar energy collector is connected with the circulation of solar heat-exchange water tank, is connected with sun power primary system recycle pump between solar energy collector and solar heat-exchange water tank. Solar heat-exchange water tank water side connects sun power heat medium system recycle pump and connects common thermal matchmaker's circulating line. Solar heat-exchange water tank also connects hot matchmaker's liquid supplementation pipe 3. Being provided with pressure transmitter on sun power heat medium system recycle pump and common thermal matchmaker's circulating line, control heat medium system recycle pump starts. The control valve of sun power primary system recycle pump, sun power heat medium system recycle pump, solar energy heat collector all with controller for solar control linkage.
User's heat medium system forms primarily of user's heat-exchanging water tank 12, electric heater unit 13, the hot matchmaker's circulating line 11 of user and user's controller 14, and user's heat-exchanging water tank is provided with electric heater unit, and user's heat-exchanging water tank connects the hot matchmaker's circulating line of user. Electric heater is connected with user's controller. User's heat medium system can be many groups. In the present embodiment, adopt three groups of user's heat medium systems.
Above-mentioned public heat medium system is connected with the circulation of user's heat medium system. The innovation part of this anti-reverse heating unit is: install the first temperature sensor 5 on solar heat-exchange water tank, for gathering solar heat-exchange water tank temperature T1. The end being connected at common thermal matchmaker's circulating line matchmaker's circulating line hot with user installs the 4th temperature sensor 10, for gathering common thermal matchmaker pipe end temperature T4, and installs the 2nd magnetic valve 9 at end. User's heat-exchanging water tank installs three-temperature sensor 15, for gathering the temperature T3 of user's heat-exchanging water tank. The end being connected with common thermal matchmaker's circulating line at the hot matchmaker's circulation line of user installs the 2nd temperature sensor 8 and the first magnetic valve the 16, two temperature sensor for gathering user's heat medium pipe road terminal temperature T2.
The signal output terminal of the first temperature sensor and the 4th temperature sensor is connected to controller for solar; Described 2nd temperature sensor and three-temperature sensor are connected to user's controller; Described first magnetic valve and the 2nd magnetic valve and controller for solar control linkage.
A kind of concentrated collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system, its method steps is:
(1) as solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T4>7 DEG C, common thermal matchmaker's pipe end magnetic valve is opened, sun power heat medium system recycle pump starts, by the hot matchmaker circulation of solar heat-exchange water tank and common thermal matchmaker's circulation pipe network, it is to increase the heat medium temperature of common thermal matchmaker's circulation pipe network; As solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T<3 DEG C, sun power heat medium system recycle pump is out of service;
When user's heat medium system user's controller set by user hot water temperature T0-user heat-exchanging water tank temperature T3 > 5 DEG C time, and user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 > 10 DEG C, user's heat medium pipe road end magnetic valve is opened, start sun power heat medium system recycle pump simultaneously, carry out heat exchange with indoor;
(3), as user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 5 DEG C, user's heat medium pipe road end closed electromagnetic valve, closes sun power heat medium system recycle pump simultaneously;
If when (4) user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 10 DEG C, and heat medium pipe road end magnetic valve 1 is closing condition, then the electric heater unit of user's heat-exchanging water tank starts, until stopping when temperature reaches user hot water temperature T0.
Although disclosing embodiments of the invention and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the present invention and claims, various replacement, change and amendment are all possible, therefore, the scope of the present invention is not limited to the content disclosed in embodiment and accompanying drawing.

Claims (1)

1. concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system for one kind, it is characterised in that:
The step of aforesaid method is:
(1) as solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T4>7 DEG C, common thermal matchmaker's pipe end magnetic valve is opened, sun power heat medium system recycle pump starts, by the hot matchmaker circulation of solar heat-exchange water tank and common thermal matchmaker's circulation pipe network, it is to increase the heat medium temperature of common thermal matchmaker's circulation pipe network; As solar heat-exchange water tank temperature T1-common thermal matchmaker pipe end T<3 DEG C, sun power heat medium system recycle pump is out of service;
When user's heat medium system user's controller set by user hot water temperature T0-user heat-exchanging water tank temperature T3 > 5 DEG C time, and user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 > 10 DEG C, user's heat medium pipe road end magnetic valve is opened, start sun power heat medium system recycle pump simultaneously, carry out heat exchange with indoor;
(3), as user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 5 DEG C, user's heat medium pipe road end closed electromagnetic valve, closes sun power heat medium system recycle pump simultaneously;
If when (4) user's heat medium pipe road terminal temperature T2-user heat-exchanging water tank temperature T3 < 10 DEG C, and user's heat medium pipe road end magnetic valve is closing condition, then the electric heater unit of user's heat-exchanging water tank starts, until stopping when temperature reaches user hot water temperature T0.
CN201310591452.7A 2013-11-20 2013-11-20 Concentrate the collection dissipation of heat anti-reverse heating means of heat-accumulation solar hot-water system Expired - Fee Related CN103673058B (en)

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CN108518881A (en) * 2018-03-14 2018-09-11 天津大学 A kind of antitheft heat control method of concentration thermal-arrest dispersed supply of heating formula solar water heating system

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CN103185368A (en) * 2011-12-27 2013-07-03 廊坊创意博能源有限公司 System and method for concentratedly collecting heat from solar hot water and accumulating heat by individual family and directionally transferring heat
CN203657063U (en) * 2013-11-20 2014-06-18 天津市天友建筑设计股份有限公司 Solar hot water system reverse-heating-proof device capable of collecting heat in concentrated mode and storing heat in dispersing mode

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Publication number Priority date Publication date Assignee Title
CN101545654A (en) * 2008-03-26 2009-09-30 钱志海 Solar centralized heat collection household water tank exchange heat supply system
CN201488125U (en) * 2009-09-18 2010-05-26 钱志海 Solar-concentrating heat-collecting individual water tank exchange heat supply system
CN201706602U (en) * 2010-07-02 2011-01-12 浙江世贸建筑科技研究院有限公司 Intelligent master control system for centralized heat-collection and individual household heat-storage type solar water heating
CN102080851A (en) * 2011-01-14 2011-06-01 崔新明 Forced circulation and indirect heat exchange type solar water heating system and control method thereof
CN201926029U (en) * 2011-01-14 2011-08-10 崔新明 Solar hot water circulation control system capable of automatically regulating heat distribution
CN201926024U (en) * 2011-01-14 2011-08-10 崔新明 Pressure-bearing bi-water tank circulating solar hot water control system
CN103185368A (en) * 2011-12-27 2013-07-03 廊坊创意博能源有限公司 System and method for concentratedly collecting heat from solar hot water and accumulating heat by individual family and directionally transferring heat
CN202470213U (en) * 2012-02-18 2012-10-03 于勤勇 Solar system for intensively collecting heat and storing heat in individual households
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