CN203231898U - Intelligent detection system for water-stored electric water heater efficiency test - Google Patents
Intelligent detection system for water-stored electric water heater efficiency test Download PDFInfo
- Publication number
- CN203231898U CN203231898U CN2012206648705U CN201220664870U CN203231898U CN 203231898 U CN203231898 U CN 203231898U CN 2012206648705 U CN2012206648705 U CN 2012206648705U CN 201220664870 U CN201220664870 U CN 201220664870U CN 203231898 U CN203231898 U CN 203231898U
- Authority
- CN
- China
- Prior art keywords
- water heater
- water
- temperature
- test
- computing machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
An intelligent detection system for water-stored electric water heater efficiency tests comprises a detection system; the detection system comprises the following elements: a plurality of thermocouples for testing temperature values on temperature testing points in a water heater inner container; a water inlet temperature thermocouple and a water outlet temperature thermocouple respectively used for testing water temperature on a water heater water inlet and a water outlet; a current sensor and a voltage sensor for testing power consumption of the water heater; and a flowmeter for testing water inlet flow of the water heater. Testing data of the testing parts passes a signal collector, a signal amplifier and an A/D converter in sequence, then is outputted to a computer and is stored by the computer, and the tested data is compared with standard conditions stored in the computer. The detection system also comprises a solenoid valve for controlling water feeding and discharging of the water heater; a flow valve for controlling water inlet flow of the water heater; and a contactor for controlling on/off of the water heater power. Control signal input terminals of the control parts are connected with the computer through a control system so as to receive control information from the computer.
Description
Technical field
The utility model relates to storage-type electric water heater efficiency technical field of measurement and test, is specifically related to a kind of intelligent checking system that can finish the test of storage-type electric water heater efficiency automatically.
Background technology
The test of the efficiency of water heater mainly comprises 24 hours intrinsic efficiency coefficients and these two projects of hot water delivery rate.
The test process of 24 hours intrinsic efficiencies is long, and in the process of test, water heater is constantly in heating be incubated two duties and switch.Existing pick-up unit can't be monitored the synchronized relation between the temperature variation of water heater and power, electric current, the electric energy, and the test data in the test process can't be reviewed.
The hot water delivery rate test, water heater need bleed off the water of half earlier, restart heating again, at the inner bag of water heater 5 temperature test points are set, reach under the state of probe temperature condition at the mean value of the temperature of these 5 points, cut off the electricity supply, begin to discharge water, behind the 15s that discharges water, in the process that continues to discharge water, leaving water temperature of every 5s record and inflow temperature calculate the water-in and water-out temperature difference and are 20 amounts that hot water when spending.
Because the test of the efficiency of above-mentioned water heater is substantially all by manually carrying out in the prior art, so the randomness sum of errors uncertainty of measuring is bigger, the poor repeatability of measurement result has influenced the accuracy that testing result is judged.
The utility model content
Goal of the invention of the present utility model is that a kind of intelligent checking system that can finish the test of storage-type electric water heater efficiency automatically is provided.
Goal of the invention of the present utility model is achieved through the following technical solutions: a kind of intelligent checking system of storage-type electric water heater efficiency test, comprise test macro, described test macro comprises for several thermopairs of measuring the temperature value at temperature test point place in the water heater liner, being respectively applied to measure water heater advances, the inflow temperature thermopair of water delivering orifice place water temperature and leaving water temperature thermopair, be used for measuring the current sensor of water heater energy consumption, voltage sensor, be used for measuring the flowmeter of water heater water inlet flow, the measurement data of above-mentioned each measurement component is passed through signal picker successively, signal amplifier, output to behind the A/D converter in the computing machine so as to carry out data storage and with computing machine in the standard conditions that store compare;
Described test macro comprises that also water heater advances, the solenoid valve of draining for controlling, the contactor that is used for controlling the flow valve of water heater water inlet flow and is used for control water heater power supply break-make, the control signal input end of above-mentioned each control assembly links to each other with described computing machine by control system, so that the control information of receiving computer.
Water heater is in test process, described measurement component such as thermopair, flowmeter and electric current, temperature in the voltage sensor collecting test process, flow, information such as energy consumption, all information that collect are sent into computing machine after treatment, automatically finish storage, and and computing machine in the standard conditions that store compare, do not measure if reach test specified standard condition then continue, if reach standard conditions, sent control information by computing machine, drive described control assembly action by control system, move as solenoid valve, the control water heater advances, draining, the flow valve action is regulated the size of water inlet flow etc., in order to enter next step test.
Test environment for more accurate control water heater, described intelligent checking system of the present utility model also comprises the ambient temperature and humidity control system, described ambient temperature and humidity control system comprises environment temperature sensor, ambient humidity sensor, blower fan, temperature controller, humidity controller, described environment temperature sensor, ambient humidity sensor link to each other with described signal picker respectively, described blower fan, temperature controller, humidity controller link to each other with described control system, in order to receive the control information that described computing machine sends.
In the process of described intelligent checking system work, gathered temperature, the humidity data of current environment by described environment temperature sensor, ambient humidity sensor, and output in the described computing machine by described signal picker etc., compare with the environment temperature that stores in the computing machine, humidity standard condition, computing machine drives described blower fan air-supply or return air, the described temperature controller heating of driving or refrigeration, drives described humidity controller humidification or dehumidifying, in order to make temperature, the humidity of current environment reach the standard conditions of setting in the computing machine by described control system.
The utlity model has following beneficial effect: 1) intelligent checking system of the present utility model can be finished the measurement of various parameters automatically by its measurement component, and output in the described computing machine during with the fructufy measured and preserve, the user can monitor the synchronized relation between the various parameters easily and also can review the measurement data in the test process in computing machine; The utility model also can be finished the comparison of measurement data and standard conditions automatically by described computing machine, and controls the start and stop of each control assembly automatically, thereby finishes test automatically; The utility model test process automation, continuous testing efficiency height, and also artifical influence factor is little, is conducive to improve precision of test result and repeatability;
2) the utility model arranges the ambient temperature and humidity control system, is convenient to the test environment of more accurate control water heater, is conducive to improve the precision of test.
Description of drawings
Fig. 1 is the connection block diagram of the utility model preferred embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described: the intelligent checking system of the utility model preferred embodiment mainly is made up of two systems: test macro, the environment temperature that is used for control test room, the ambient temperature and humidity control system of humidity.
As shown in the figure, test macro comprises 5 thermopairs for the temperature value of measuring the temperature test point place that arranges in the water heater liner, be respectively applied to measure inflow temperature thermopair and the leaving water temperature thermopair of water heater entery and delivery port place water temperature, be used for measuring current sensor, the voltage sensor of water heater energy consumption, be used for measuring the flowmeter of water heater water inlet flow, the measurement data of above-mentioned each measurement component is successively by outputing in the computing machine behind signal picker, signal amplifier, the A/D converter.Above-mentioned current sensor, voltage sensor generally are installed on the socket that connects the water heater plug.Above-mentioned computing machine is the control center of this intelligence system, mainly is responsible for storage, computing and the demonstration of data.Can be earlier standard conditions be deposited in the computing machine as information such as the environment temperature that requires, humidity, time parameter, intake-outlet temperature difference requirement, and measurement data and the described standard conditions of input are compared, in order to test process is controlled.Deposit the measurement data in the computing machine in, can also show in modes such as curve, charts, in order to get more information about test process.The storage of above-mentioned measurement data in computing machine, relatively reach demonstration and all can realize by prior art.
Test macro comprises that also water heater advances, the solenoid valve of draining for controlling, the contactor that is used for controlling the flow valve of water heater water inlet flow and is used for control water heater power supply break-make, the control signal input end of above-mentioned each control assembly links to each other with computing machine by control system, in order to receive the control information of counter, computing machine drives corresponding control assembly action by control system.The purpose of flow valve is that flow is controlled, and needs the flow of 5L/min such as test, only need import above-mentioned standard conditions in computing machine, and flow valve is understood and flowmeter is worked together, makes the water heater flow satisfy 5L/min.
The ambient temperature and humidity control system comprises environment temperature sensor, ambient humidity sensor, blower fan, temperature controller, humidity controller, described environment temperature sensor, ambient humidity sensor belong to measurement component equally, they link to each other with described signal picker respectively, described blower fan, temperature controller, humidity controller as control assembly links to each other with described control system equally, in order to receive the control information that described computing machine sends.
When beginning to test, adjust temperature, the humidity of environment earlier by the ambient temperature and humidity control system of intelligent checking system.As temperature, the humidity information according to environment temperature sensor and ambient humidity sensor collection current environment, and output in the computing machine, send control information after comparing with the environmental standard condition that stores in the computing machine, drive blower fan, temperature controller, humidity controller generation corresponding actions by control system, in order to the temperature of current environment, humidity are met the demands.
Below in conjunction with namely 24 hours intrinsic efficiency coefficients of two main projects of storage-type electric water heater efficiency test and hot water delivery rate, specifically tell about down and utilize the utility model to finish the process that efficiency is tested.
24 hours intrinsic efficiency coefficients: adjust the water temperature and hydraulic pressure of temperature, humidity and water system of environment by above-mentioned ambient temperature and humidity control system and water management system after, can begin test.In the test process, computing machine is by above-mentioned each measurement component, automatically the line item of going forward side by side of all parameters in the collecting test process.These records also can show by the software interface that designs in computing machine, so that all data in the more intuitive understanding test process.
Hot water delivery rate: the user can be earlier be input to the rated capacity information of water heater in the computing machine, as being stored in one of standard conditions in the computing machine, is the storage-type electric water heater of 60L such as rated capacity.Allow water heater fill water earlier, this moment, the flowmeter counting was 58L.Computing machine discharges water by the control system opens solenoid valve, and the water yield of a direct sum flowmeter compares in the process that discharges water, and behind the 30L that discharges water automatically, computing machine drives closed electromagnetic valve by control system again, discharging water stops automatically, and water heater begins heating automatically.Here note that after water heater was full of water, inside was a vacuum-tight space, water inlet, water outlet must be carried out synchronously, and the control flow of inlet water has also just been controlled water flow, so only need detect the data of water inlet flowmeter, know namely water outlet how much.In the process of water heater heating, detection system is gathered the temperature signal of 5 test points of water heater by 5 thermopairs in the water heater liner, computer real-time calculate above-mentioned 5 points the temperature-averaging value and and the temperature standard condition of storing in it compare, as in said temperature mean value satisfied temperature standard conditions as 65 ± 3 ℃, computing machine sends water heater is cut off in control information by the control system control contactor power supply, water heater quits work, controlling drain solenoid valve again opens, the automatic draining of water heater, in the process of draining, the data of computer real-time recording flowmeter, simultaneously by advancing, the leaving water temperature thermopair is monitored water heater respectively and is advanced, the water temperature of water delivering orifice, and data in real time passed to computing machine, behind draining 15s, if the temperature difference of inflow temperature and temperature at discharging condensate reaches temperature difference standard conditions as 20 ℃, computing machine drives the solenoid valve of cutting out the freeing port place by control system.The data of computing machine by in test process, gathering, the water temperature of namely intaking, the draining water yield, a series of data such as rated capacity, automatically calculate the hot water delivery rate of water heater, and in computing machine, preserve all data in the test process, as temperature data, data on flows, voltage data, current data, power data, energy data etc., each process of the convenient test of inquiry in real time, and generate the original recorded data storehouse automatically, can also intuitively show the total data in the test process by modes such as curve, charts.
Utilize intelligent checking system of the present utility model to carry out the efficiency test of storage-type electric water heater, can finish whole tests automatically, calculate test result automatically, improved the efficient of storage-type electric water heater efficiency test.Owing to reduced artificial intervention, make the reproducibility of test result improve simultaneously, improved precision of test result.Intelligent checking system of the present utility model can also be preserved all test modes and the test data in the test process automatically, the user can inquire about the test data in arbitrary moment in the test process and the duty of specimen at any time, but has strengthened the traceability to test process.
Claims (2)
1. the intelligent checking system of storage-type electric water heater efficiency test, it is characterized in that, comprise test macro, described test macro comprises for several thermopairs of measuring the temperature value at temperature test point place in the water heater liner, being respectively applied to measure water heater advances, the inflow temperature thermopair of water delivering orifice place water temperature and leaving water temperature thermopair, be used for measuring the current sensor of water heater energy consumption, voltage sensor, be used for measuring the flowmeter of water heater water inlet flow, the measurement data of above-mentioned each measurement component is passed through signal picker successively, signal amplifier, output to behind the A/D converter in the computing machine so as to carry out data storage and with computing machine in the standard conditions that store compare;
Described test macro comprises that also water heater advances, the solenoid valve of draining for controlling, the contactor that is used for controlling the flow valve of water heater water inlet flow and is used for control water heater power supply break-make, the control signal input end of above-mentioned each control assembly links to each other with described computing machine by control system, so that the control information of receiving computer.
2. the intelligent checking system of storage-type electric water heater efficiency according to claim 1 test, it is characterized in that, described intelligent checking system also comprises the ambient temperature and humidity control system, described ambient temperature and humidity control system comprises environment temperature sensor, ambient humidity sensor, blower fan, temperature controller, humidity controller, described environment temperature sensor, ambient humidity sensor link to each other with described signal picker respectively, described blower fan, temperature controller, humidity controller link to each other with described control system, in order to receive the control information that described computing machine sends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206648705U CN203231898U (en) | 2012-12-06 | 2012-12-06 | Intelligent detection system for water-stored electric water heater efficiency test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206648705U CN203231898U (en) | 2012-12-06 | 2012-12-06 | Intelligent detection system for water-stored electric water heater efficiency test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203231898U true CN203231898U (en) | 2013-10-09 |
Family
ID=49288018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206648705U Expired - Lifetime CN203231898U (en) | 2012-12-06 | 2012-12-06 | Intelligent detection system for water-stored electric water heater efficiency test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203231898U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104699134A (en) * | 2013-12-05 | 2015-06-10 | 珠海格力电器股份有限公司 | Intelligent water temperature adjusting device and method |
| CN106226110A (en) * | 2016-09-14 | 2016-12-14 | 中华人民共和国无锡出入境检验检疫局 | Storage-type electric water heater performance test standard environment system |
| CN109163761A (en) * | 2018-09-07 | 2019-01-08 | 中国检验检疫科学研究院 | A kind of storage-type electric water heater security appliance performance experimental rig |
| CN109297741A (en) * | 2018-11-21 | 2019-02-01 | 慈溪市质量技术监督检验检测服务中心 | A kind of storage-type electric water heater energy consumption testing device |
| CN117054794A (en) * | 2023-10-10 | 2023-11-14 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
-
2012
- 2012-12-06 CN CN2012206648705U patent/CN203231898U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104699134A (en) * | 2013-12-05 | 2015-06-10 | 珠海格力电器股份有限公司 | Intelligent water temperature adjusting device and method |
| CN104699134B (en) * | 2013-12-05 | 2017-03-22 | 珠海格力电器股份有限公司 | Intelligent water temperature adjusting device and method |
| CN106226110A (en) * | 2016-09-14 | 2016-12-14 | 中华人民共和国无锡出入境检验检疫局 | Storage-type electric water heater performance test standard environment system |
| CN109163761A (en) * | 2018-09-07 | 2019-01-08 | 中国检验检疫科学研究院 | A kind of storage-type electric water heater security appliance performance experimental rig |
| CN109297741A (en) * | 2018-11-21 | 2019-02-01 | 慈溪市质量技术监督检验检测服务中心 | A kind of storage-type electric water heater energy consumption testing device |
| CN117054794A (en) * | 2023-10-10 | 2023-11-14 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
| CN117054794B (en) * | 2023-10-10 | 2024-02-06 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203231898U (en) | Intelligent detection system for water-stored electric water heater efficiency test | |
| CN105953353B (en) | Central air conditioner cold source system quota control method and system | |
| CN100578186C (en) | Ground source heat pump heat exchanger heat-transfer performance test device and its measuring and controlling method | |
| CN207396402U (en) | High-precision gas sensor dynamic checkout unit under a kind of multi-parameters test environment | |
| CN110094906B (en) | Air source heat pump air heater defrosting control method based on operating characteristics of outdoor fan | |
| CN100432691C (en) | Automatic detection platform for performance of air compressor for fuel cell system | |
| CN106152422A (en) | A kind of interactive type communication machine room energy-saving type electric power meter and method | |
| CN102588315A (en) | Automatic surge testing method for turbine compressor | |
| CN101975418A (en) | Temperature difference type flow control system of secondary heating pipe network and control method thereof | |
| CN108005893A (en) | A kind of energy-saving air compressor machine analysis and diagnosis system and its control method | |
| CN109084408A (en) | Air-conditioning system efficiency on-line checking diagnositc analyser and method | |
| CN105864881A (en) | Novel intelligent home heating system and demand control method thereof | |
| CN102230850B (en) | Method and system for on-line test on outer machine of wind-cooling freezer | |
| CN104089379A (en) | Method for assessing efficiency of underground powerhouse ventilating and air conditioning system | |
| CN201897531U (en) | Intelligent detecting device for air-conditioning outdoor unit | |
| CN208984125U (en) | A kind of quick detection device of Portable, multiple parameter grain feelings | |
| CN103292872B (en) | A kind of air flow meter performance detecting system | |
| CN113743647A (en) | Data center energy consumption control system | |
| CN202853919U (en) | Enthalpy difference laboratory | |
| CN205842842U (en) | A kind of novel intelligent domestic heating system | |
| CN105240993B (en) | Become more meticulous energy-saving control system and its implementation of a kind of central air-conditioning | |
| CN115561278A (en) | In-situ closed water circulation heat exchange strength testing device for deep geothermal well | |
| CN103256586A (en) | Control method for accurately controlling steam temperature | |
| CN102680143A (en) | Temperature sensing device for air conditioner commodity inspection | |
| CN104864482A (en) | Energy-saving metering and controlling device for building heat supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Weinuo Testing Technology Co.,Ltd. Assignor: VKAN CERTIFICATION AND TESTING Co.,Ltd. Contract record no.: X2019440000001 Denomination of utility model: Intelligent detection system for water-stored electric water heater efficiency test Granted publication date: 20131009 License type: Common License Record date: 20190805 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |