CN105737410B - Intelligent solar hot-water heating system and control method - Google Patents
Intelligent solar hot-water heating system and control method Download PDFInfo
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- CN105737410B CN105737410B CN201610153883.9A CN201610153883A CN105737410B CN 105737410 B CN105737410 B CN 105737410B CN 201610153883 A CN201610153883 A CN 201610153883A CN 105737410 B CN105737410 B CN 105737410B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The invention discloses a kind of intelligent solar hot-water heating system and control method, its system includes：Solar water heater, it has storage tank and solar thermal collector, and storage tank is provided with water inlet pipe and outlet pipe；Flow controller, it is on water inlet pipe；Temperature sensor, it is on outlet pipe；And intelligent control panel, it includes：Amount of radiation initialization system, it is used to obtaining the solar radiation amount that can be collected on the solar thermal collector same day；Water temperature initialization system, it is used to obtain the design temperature of hot water to be added in storage tank；Computing system, it is used to obtain the maximum moisture storage capacity of same day storage tank according to solar radiation amount and design temperature, while controls storage tank to reach maximum inflow；And detecting system, it is used for when the stopping heating when temperature of water outlet exceedes the threshold of design temperature in detection storage tank, when detect in storage tank when water outlet temperature be less than design temperature threshold when control heat collector continue to heat, have can be according to the advantages of user's request water heating.
Description
Technical field
The present invention relates to intelligent solar hot-water heating system control field, more particularly to a kind of intelligent solar hot-water heating system with
And control method.
Background technology
Solar water heater utilizes extensively in China residential area at present, but hot water temperature be with weather, that is,
Solar radiation is different and changes, therefore user can not set according to the demand of oneself to hot water temperature.Such as winter is too
Positive amount of radiation is weaker, and the water in storage tank can not be all heated to suitable temperature by solar water heater, cause hot water temperature inclined
Low (55 DEG C of water temperature is optimal temperature, is applicable bathing, and the purposes such as wash the dishes), it is of low quality.Now user often selects to abandon making
With the hot water in winter solar energy water heater, then use electric heater.And summer solar radiation is strongly, solar energy can incite somebody to action
Water in storage tank is heated to more than 90 DEG C, and excessive temperature hot water has certain potential safety hazard when in use.Likewise, in the spring
Season in autumn two, hot water temperature are with Changes in weather, user or abandon the not high hot water of use quality, or will be by converting use
Cold water carrys out the too high hot water of temperature in use.Therefore, how to be intended to according to resident rather than weather acquisition demand hot water temperature is
This area urgent problem to be solved.
In recent years also there is solution method regarding to the issue above, if Chinese Patent Application No. is CN201510312841.0
Patent document disclose a kind of solar water heater intelligent temperature control method and temperature regulating device, by the real-time water temperature Tt of water tank and the upper limit
Design temperature T1 and lower limit set temperature T2 are compared, and are controlled water intaking valve and emptying valve events by comparative result, are realized intelligence
Can temperature adjustment.The above method to a certain extent controls hot water temperature in certain scope, convenient for users, but in the winter time when
The auxiliary heat of electricity is needed just water temperature is reached suitable temperature.And the method for patent offer can not realize that user follows one's inclinations and select water temperature
Function.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without
It should be considered as recognizing or imply that the information structure has been the existing skill well known to persons skilled in the art in any form
Art.
The content of the invention
, can not be real so as to overcome it is an object of the invention to provide a kind of intelligent solar hot-water heating system and control method
Current family follow one's inclinations selection water temperature function the shortcomings that.
To achieve the above object, according to an aspect of the present invention, there is provided a kind of intelligent solar hot-water heating system, including：Too
Positive energy water heater, it has storage tank and the solar thermal collector for being heated to hot water to be added in the storage tank,
The storage tank is provided with water inlet pipe and outlet pipe；Characterized in that, the intelligent solar hot-water heating system also includes：Flow controls
Device, it is on the water inlet pipe, for controlling the flow of inlet water of the storage tank；Temperature sensor, it is located at the water outlet
Guan Shang, the temperature of water outlet is treated in storage tank for obtaining；And intelligent control panel, it includes：Amount of radiation initialization system, it is used
In the solar radiation amount that the acquisition solar thermal collector same day can collect；Water temperature initialization system, it is used to obtaining described
The design temperature of hot water to be added in storage tank；Computing system, it is used for according to the solar radiation amount and the design temperature
The maximum moisture storage capacity of storage tank described in the same day is obtained, while controls the inflow of the storage tank to reach by the flow controller
To maximum inflow；And detecting system, it is used to treat that the temperature of water outlet exceedes when the temperature sensor is detected in storage tank
Stop solar thermal collector heating during the threshold value of design temperature, the temperature of water outlet is treated in storage tank when the temperature sensor detects
Control solar thermal collector continues to heat when degree is less than the threshold value of design temperature.
Preferably, in above-mentioned technical proposal, the solar water heater is indirect cyclic process solar water heater, wherein, institute
Stating solar water heater also includes circulation line and water pump, and the water pump is installed on circulation line, the solar energy heating
Device is connected by the circulation line with the storage tank.
Preferably, in above-mentioned technical proposal, the amount of radiation initialization system includes：Set-mounted system, it is used to obtain
The mount message of the solar thermal collector, and obtain optimal day amount of radiation of the solar thermal collector in infield and be averaged
Value, medium day amount of radiation average value and worst day amount of radiation average value, according to the mount message obtain respectively three kinds day spoke
The solar radiation quantity that the solar thermal collector can be collected under the amount of penetrating average value；And weather initialization system, it is used to obtain
One kind for the solar radiation quantity that the solar thermal collector can be collected under three kinds of day amount of radiation average values.
Preferably, in above-mentioned technical proposal, the mount message includes the infield of the solar thermal collector, installation
Direction, collector area and mounted angle.
Preferably, in above-mentioned technical proposal, the weather initialization system includes excellent button, good button and poor button；It is excellent
Button corresponds to the solar radiation quantity that the solar thermal collector can be collected under optimal day amount of radiation average value；During good button is corresponding
The solar radiation quantity that can be collected Deng the solar thermal collector under day amount of radiation average value；Poor button corresponds to worst day amount of radiation
The solar radiation quantity that the solar thermal collector can be collected under average value.
Preferably, in above-mentioned technical proposal, the intelligent control panel also includes the first display device, the first display dress
Put for showing infield, installation direction, collector area and mounted angle.
Preferably, in above-mentioned technical proposal, the intelligent control panel also includes the second display device and the 3rd display
Device, second display device are used to show the date on the same day, the 3rd display device be used to showing the design temperature and
The storage tank actual temperature.
Preferably, in above-mentioned technical proposal, the intelligent control panel also includes the 4th display device, the 4th display dress
Putting the heat-collecting capacity for showing the solar thermal collector same day and the storage tank can heat and reach the design temperature
Maximum inflow.
Preferably, in above-mentioned technical proposal, the water temperature initialization system has the regulation button of the design temperature.
To achieve the above object, according to a further aspect of the invention, there is provided a kind of intelligent solar hot water control method, tool
Body is as follows：The water inlet pipe of the storage tank of solar water heater is provided with the flow controller for the flow of inlet water for being used to control the storage tank
And the outlet pipe of storage tank is provided with the temperature sensor for being used for obtaining the temperature that water outlet is treated in the storage tank；Obtain the sun
The solar radiation amount that can be collected on the heat collector same day；Obtain the design temperature of hot water to be added in the storage tank；According to institute
State solar radiation amount and the design temperature obtains the maximum moisture storage capacity of storage tank described in the same day, while pass through the flow control
Device processed controls the inflow of the storage tank to reach maximum inflow；Wherein, when the temperature sensor detects the water storage
The solar thermal collector is controlled to stop heating when the temperature of water outlet exceedes the threshold value of the design temperature in case, when detecting
The solar thermal collector is controlled to continue to heat when the temperature of water outlet is less than the threshold value of the design temperature in the storage tank.
Compared with prior art, the present invention has the advantages that：
1. user may be selected demand hot water temperature in the present invention, system is according to the weather on the same day, using the teaching of the invention it is possible to provide the hot water temperature
The maximum amount of water of degree, improve solar water heater use quality.In the case where solar radiation is not strong, by controlling water,
Ensure that water temperature reaches design temperature in storage tank；In the case that solar radiation is strong, by controlling flow controller to stop water
Stream operating ensures in storage tank that water temperature is no more than or the temperature threshold certain less than design temperature to stop heating.
2. winter solar radiation is not strong, usage amount can be abandoned greatly without heat using the user of conventional solar boilers
Water, and can select to utilize to improve solar water heater using the hot water of " fewer but better " using the user of this intelligent hot water system
Rate, while reduce other auxiliary thermoelectricity devices uses energy.
3. summer solar radiation is strong, the coolant-temperature gage of conventional solar boilers heating is too high, not convenient during use, and deposits
In potential safety hazard.This intelligent water heater stops or continued to add by temperature sensor, intelligent control panel and flow controller
Hot water, ensure that water temperature is no more than or less than design temperature threshold value, is user-friendly.
Brief description of the drawings
Fig. 1 is the structural representation according to intelligent solar hot-water heating system of the present invention.
Main Reference Numerals explanation：
1- intelligent control panels, 2- flow controllers, 3- storage tanks, 4- temperature sensors, 5- solar thermal collectors, 6- are excellent
Button, the good buttons of 7-, 8- difference buttons, 9- increase water temperature buttons, 10- reduce water temperature button.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
Fig. 1 shows the structural representation of intelligent solar hot-water heating system according to the preferred embodiment of the present invention.Such as Fig. 1
Shown, the intelligent solar hot-water heating system includes：Solar water heater, flow controller 2, temperature sensor 4 and intelligence control
Panel 1 processed；Solar water heater includes storage tank 3, circulation line, water pump and solar thermal collector 5, and water pump is installed on circulation
On pipeline, solar thermal collector 5 is connected by circulation line with storage tank 3, and solar thermal collector 5 is by water pump to storage tank 3
Interior hot water to be added carries out controllability heating, and storage tank 3 is provided with water inlet pipe and outlet pipe, and such solar water heater is indirect type
Heating solar water heater；Flow controller 2 is on water inlet pipe, for controlling the flow of inlet water of storage tank 3, while the implementation
Also water pump is controlled to carry out circulating-heating to the hot water to be added in storage tank 3 by the flow controller 2 in example；Temperature sensor 4 is set
In on outlet pipe, the temperature of water outlet is treated in storage tank 3 for obtaining.
Intelligent control panel 1 includes：Amount of radiation initialization system, water temperature initialization system, computing system, detecting system, first
Display device, the second display device, the 3rd display device and the 4th display device；Amount of radiation initialization system includes set-mounted
System and weather initialization system.Set-mounted system is used for the mount message for obtaining solar thermal collector 5, and obtains solar energy
Heat collector 5 infield optimal day amount of radiation average value, medium day amount of radiation average value and worst day amount of radiation average value,
Obtain the solar radiation quantity that solar thermal collector 5 can be collected under three kinds of day amount of radiation average values respectively according to mount message,
More specifically, mount message includes place, installation direction, collector area and mounted angle；Weather initialization system is used to obtain
Take one kind of the solar radiation quantity that solar thermal collector 5 can be collected under three kinds of day amount of radiation average values；Water temperature initialization system is used
In the design temperature for obtaining hot water to be added in storage tank 3；Computing system is used for the solar energy spoke obtained according to weather initialization system
The amount of penetrating and design temperature obtain the maximum moisture storage capacity of same day storage tank 3, while control entering for storage tank 3 by flow controller 2
Water reaches maximum inflow, wherein, water temperature initialization system has the regulation button of set water temperature, the He of regulation button 9 of water temperature
10 use '+' '-' to represent respectively；Detecting system is used for when temperature sensor 4 detects that the temperature that water outlet is treated in storage tank 3 exceedes
Solar thermal collector 5 is controlled to stop heating during threshold value (such as 5 DEG C) of set water temperature, when detecting the temperature for the treatment of water outlet in storage tank 3
Control solar thermal collector 5 continues to heat when degree is less than threshold value (such as 5 DEG C) of set water temperature.
In this embodiment, weather initialization system includes excellent button 6, good button 7 and poor button 8；Excellent button 6 is corresponding most
The solar radiation quantity that solar thermal collector 5 can be collected under excellent day amount of radiation average value；The corresponding medium day amount of radiation of good button 7 is put down
The solar radiation quantity that solar thermal collector 5 can be collected under average；Solar energy under the corresponding worst day amount of radiation average value of poor button 8
The solar radiation quantity that heat collector 5 can be collected.Solar thermal collector 5 corresponding to above-mentioned three kinds of days amount of radiation average value can be collected
The specific acquisition methods of solar radiation quantity be：The solar radiation data in the infield former years of solar thermal collector 5 are united
Meter, calculates day solar radiation amount month by month；To monthly day amount of radiation and arrange from high to low and be divided into high, medium and low three sections (every section 10
My god), then this three sections day amount of radiation is averaged respectively, represents optimal day amount of radiation average value, medium day radiation respectively
Measure average value and worst day amount of radiation average value；Further, with reference to solar thermal collector 5 installation towards, collector area with
And the information such as mounted angle converses (the optimal day radiation of collectable three kinds of solar radiation amounts every month of solar thermal collector 5
Measure average value, medium day amount of radiation average value and worst day amount of radiation average value).Now, set according to weather by weather and be
Excellent button 6, good button 7 and the poor button 8 of system reset same day weather conditions, wherein it is excellent, in, poor three kinds of weather conditions difference
Corresponding optimal day amount of radiation average value, medium day amount of radiation average value and worst day amount of radiation average value；It is final to obtain the sun
The day amount of radiation (i.e. heat-collecting capacity) on the energy same day of heat collector 5, then calculate heating different temperatures heat in the case of same day solar radiation
The maximum inflow of water.
The first display device on intelligent control panel 1 is used to show infield, installation direction, collector area and peace
Fill the information such as inclination angle；Second display device is used to show that date on the same day and same day weather conditions (as shown in fig. 1, show date
With button bright light when pressing one of which button)；3rd display device is used to show the reality in set water temperature and storage tank 3
Water temperature；4th display device is used to show the heat-collecting capacity of solar thermal collector 5 and the maximum inflow of storage tank 3.When user sets
When setting same day solar radiation situation (when pressing one in three buttons), it is equal to have selected of that month three kinds average spokes
One kind in the amount of penetrating.4th display device will show the heat-collecting capacity of same day solar thermal collector 5, while when user sets setting
Water temperature, it is displayed under the heat-collecting capacity of same day solar thermal collector 5 in the 4th display device, can reach the maximum of set water temperature
Inflow.
In order to allow those skilled in the art to become apparent from inventing, explained below by taking a concrete operations as an example.At the beginning of user
It is secondary using the intelligent solar system when need will optimal day every month in former years city radiation average value, the radiation of medium day it is average
Value and radiation of worst day average data input intelligent solar hot-water heating system.Also need to the installation letter to solar thermal collector 5
Breath is set.The mount message of solar thermal collector 5 is inputted in intelligent control panel 1：Place-certain city, the thermal-arrest of heat collector
Area -2.5m2, 15 ° of the installation direction-south by east of heat collector, -30 ° of the inclination angle of heat collector；After setting up, user is afterwards
Only with setting same day solar radiation quantity and set water temperature in use.By taking 16 days 2 months this day as an example, user is according to weather feelings
Condition, setting same day solar radiation is excellent after pressing excellent button, and intelligent control panel 1 calculates the same day too according to the setting of user
The heat-collecting capacity of positive energy heat collector 5 is 11875kJ/d.User set the same day need water temperature be 55 DEG C, intelligent control panel 1 according to
The setting at family is calculated under conditions of the heat-collecting capacity of solar thermal collector 5 is 11875kJ/d, and the maximum amount of water for realizing 55 DEG C is
83L.After setting completed, current are driven by flow controller 2, and controls the water of storage tank 3 to reach 83L.By solar energy
Heat collector 4 heats the water in storage tank 3.When temperature sensor 4 detect the outlet temperature of storage tank 3 reach 60 DEG C when
Wait, stop heating.When it is 50 DEG C that temperature sensor 4, which monitors the outlet temperature of storage tank 3, continue to heat.By such
Repeatedly, user can use the hot water that water temperature is 55 DEG C in one day (temperature difference is not more than 5 DEG C).
In summary, user may be selected demand hot water temperature in the present invention, and system is according to the weather on the same day, using the teaching of the invention it is possible to provide should
The maximum water consumption of hot water temperature, improve solar water heater use quality.In the case where solar radiation is not strong, pass through control
Water production, ensure that water temperature reaches design temperature in storage tank；In the case that solar radiation is strong, by controlling flow controller
Stop current operating to stop heating, ensure in storage tank that water temperature is no more than or the temperature threshold certain less than design temperature.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (9)
1. a kind of intelligent solar hot-water heating system, including：
Solar water heater, it has storage tank and the solar energy collection for being heated to hot water to be added in the storage tank
Hot device, the storage tank are provided with water inlet pipe and outlet pipe；
Characterized in that, the intelligent solar hot-water heating system also includes：
Flow controller, it is on the water inlet pipe, for controlling the flow of inlet water of the storage tank；
Temperature sensor, it treats the temperature of water outlet for obtaining on the outlet pipe in storage tank；And
Intelligent control panel, it includes：
Amount of radiation initialization system, it is used to obtaining the solar radiation amount that can be collected on the solar thermal collector same day；
Water temperature initialization system, it is used for the design temperature for obtaining hot water to be added in the storage tank；
Computing system, it is used for the maximum of the storage tank according to the solar radiation amount and the design temperature obtain the same day
Moisture storage capacity, while control the inflow of the storage tank to reach maximum inflow by the flow controller；And
Detecting system, it is used for when threshold value of the temperature more than design temperature that water outlet is treated in temperature sensor detection storage tank
When stop solar thermal collector heating, when the temperature sensor detects that the temperature that water outlet is treated in storage tank is less than design temperature
Threshold value when control solar thermal collector continue to heat；
Wherein, the amount of radiation initialization system includes：
Set-mounted system, it is used for the mount message for obtaining the solar thermal collector, and obtains the solar thermal collector
Optimal day amount of radiation average value, medium day amount of radiation average value and worst day amount of radiation average value in infield, according to institute
State mount message and obtain the solar radiation that the solar thermal collector can be collected under three kinds of day amount of radiation average values respectively
Amount；And
Weather initialization system, it is used to obtain the sun that the solar thermal collector can be collected under three kinds of day amount of radiation average values
One kind of amount of radiation.
2. intelligent solar hot-water heating system according to claim 1, it is characterised in that the solar water heater is indirect
Circulating solar energy water heater, wherein, the solar water heater also includes circulation line and water pump, and the water pump, which is installed on, to follow
On endless tube road, the solar thermal collector is connected by the circulation line with the storage tank.
3. intelligent solar hot-water heating system according to claim 1, it is characterised in that the mount message include it is described too
Infield, installation direction, collector area and the mounted angle of positive energy heat collector.
4. intelligent solar hot-water heating system according to claim 1, it is characterised in that the weather initialization system includes excellent
Button, good button and poor button；Excellent button corresponds to the solar thermal collector under optimal day amount of radiation average value and can collected
Solar radiation quantity；Good button corresponds to the solar radiation that the solar thermal collector can be collected under medium day amount of radiation average value
Amount；Poor button corresponds to the solar radiation quantity that the solar thermal collector can be collected under worst day amount of radiation average value.
5. intelligent solar hot-water heating system according to claim 3, it is characterised in that the intelligent control panel also includes
First display device, first display device are used to show infield, installation direction, collector area and mounted angle.
6. intelligent solar hot-water heating system according to claim 1, it is characterised in that the intelligent control panel also includes
Second display device and the 3rd display device, second display device are used to show date on the same day, the 3rd display dress
Put for showing the design temperature and the storage tank actual temperature.
7. intelligent solar hot-water heating system according to claim 1, it is characterised in that the intelligent control panel also includes
4th display device, the 4th display device are used to show the heat-collecting capacity on the solar thermal collector same day and the storage tank energy
Enough heating reach the maximum inflow of the design temperature.
8. intelligent solar hot-water heating system according to claim 1, it is characterised in that the water temperature initialization system has
The regulation button of the design temperature.
9. a kind of intelligent solar hot water control method, it is characterised in that specific as follows：
The water inlet pipe of the storage tank of solar water heater be provided be used for control the storage tank flow of inlet water flow controller with
And the outlet pipe of storage tank is provided with the temperature sensor for being used for obtaining the temperature that water outlet is treated in the storage tank；
The solar radiation amount that the acquisition solar thermal collector same day can collect；Wherein, the solar energy heating is specially obtained
The mount message of device, and obtain the solar thermal collector and radiated in the optimal day amount of radiation average value of infield, medium day
Average value and worst day amount of radiation average value are measured, the institute under three kinds of day amount of radiation average values is obtained according to the mount message respectively
State the solar radiation quantity that solar thermal collector can be collected；Obtain the solar thermal collector energy under three kinds of day amount of radiation average values
The one kind for the solar radiation quantity enough collected；
Obtain the design temperature of hot water to be added in the storage tank；
The maximum moisture storage capacity of storage tank, passes through simultaneously according to the solar radiation amount and the design temperature obtain the same day
The flow controller controls the inflow of the storage tank to reach maximum inflow；
Wherein, when the temperature sensor detects that the temperature that water outlet is treated in the storage tank exceedes the threshold value of the design temperature
When control the solar thermal collector to stop heating, the temperature of water outlet is treated in the storage tank when the temperature sensor detects
Less than the design temperature threshold value when control the solar thermal collector to continue to heat.
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| CN201610153883.9A CN105737410B (en) | 2016-03-17 | 2016-03-17 | Intelligent solar hot-water heating system and control method |
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| CN100501366C (en) * | 2005-01-18 | 2009-06-17 | 黄鸣 | Apparatus and method for quick measurement of heat performance of solar heat collector |
| CN101183252A (en) * | 2007-11-30 | 2008-05-21 | 何伟光 | Solar, heat pump mixing equipment terminal monitoring instrument |
| JP5343867B2 (en) * | 2010-01-12 | 2013-11-13 | 株式会社デンソー | Hybrid water heater |
| CN102287862B (en) * | 2011-07-11 | 2013-05-08 | 北京圣兆科技开发有限公司 | Novel heating system |
| CN104482679B (en) * | 2014-11-13 | 2016-10-05 | 广东万家乐燃气具有限公司 | Multiple-energy-source composite hot-water system control method with anticipation computing function |
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