CN110441346A - Efficient rock-soil thermal physical property test system - Google Patents
Efficient rock-soil thermal physical property test system Download PDFInfo
- Publication number
- CN110441346A CN110441346A CN201810407787.1A CN201810407787A CN110441346A CN 110441346 A CN110441346 A CN 110441346A CN 201810407787 A CN201810407787 A CN 201810407787A CN 110441346 A CN110441346 A CN 110441346A
- Authority
- CN
- China
- Prior art keywords
- module
- connect
- data acquisition
- anode
- diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses efficient rock-soil thermal physical property test systems, including main control module, data acquisition module, power module, drive module, communication module, data acquisition device；The power module is connect with main control module, data acquisition module, drive module respectively；The main control module is connect with data acquisition module, power module, drive module, communication module respectively；The drive module, main control module, data acquisition module are connect with data acquisition device respectively.The data acquisition device realization is acquired ground thermal property, and feeds back to main control module and communication module by data acquisition module, realizes the remote transmission of data.Efficiently, at low cost, labor intensity is low, securely and reliably for present invention operation.
Description
Technical field
The present invention relates to ground thermal property testing field, in particular to efficient rock-soil thermal physical property test system.
Background technique
In recent years due to building energy conservation and reducing environmental pollution, the earth source heat pump skill of reproducible shallow layer geothermal energy is utilized
Art is rapidly developed in building energy saving field.Wherein closed-loop ground source heat pump technology utilizes the earth thermal capacity huge and underground
The metastable characteristic of ground temperature circulates in summer to Rock And Soil release heat using water by closed loop ground heat exchanger
It measures, in winter from Rock And Soil absorption heat, and realizes eventually by earth source heat pump unit to building cold and heat supply.Underground pipe point
Item investment usually accounts for the 1/2~1/3 of entire ground-source heat pump system initial cost.Scientifically and rationally design underground pipe is earth source heat pump system
The key of system.The comprehensive thermal physical property parameter of underground pipe areal geology is the major parameter for designing underground pipe, however subsurface geologic structures
Complexity, formation lithology and groundwater condition are different, and thermal physical property parameter difference is also bigger.If thermal physical property parameter selection is inaccurate
Really, then the buried tube portion that may cause design cannot meet burden requirement, and running efficiency of system, which reduces, even can not normally transport
Row, or may cause the underground pipe subitem excessive beautiful increase initial cost of scale.
Therefore ground thermal property test must be carried out before ground-source heat pump system engineering design, to obtain accurately hot object
Property parameter, provides foundation for ground-source heat pump system engineering design.There are many existing device for testing rock-soil thermophysical properties, and basic principle is all
It is to carry out water circulation with buried tubing loop by electric heating tube in instrument internal heating water tanks recirculated water and using water pump driving, surveys
Underground pipe inlet and outlet circulating water temperature and flow are measured, and then thermal physical property parameter is calculated by founding mathematical models.Country's mark
Quasi- technical specification regulation: ground thermal property test should be continuously uninterrupted, and the duration should not be less than 48h: according to international ground source heat
Pump the heating power that 50~80W/m recommends in association, therefore the heating power in actual test process (80m~120m drilling depth)
As within the scope of 4kW~7kW, directly heated and continued in 48h operational process using electric heating tube because ground thermal property survey
Examination has very big mobility, for example condition of power supply, recirculated water are impure, the stable case of underground pipe drilling can all change, this
It is easy to cause and situations such as fault of water pump or connector leak occurs, so that circulatory system water shortage, heater dry combustion method, not only damage ground
Hot physical property testing device, it is also possible to high temperature explosion occur and even cause more serious safety accident, therefore guarantee test device
Safe and stable operation seems particularly critical.
Meanwhile ground thermal property test job belongs to the stage sex work of engineering early period, engineering site condition is poor, bad
Weather occurs now and then, artificial 48h real-time perfoming test there are the amounts of labour big, technical problems such as production cost height.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of production cost is low, labor intensity is small, operational safety it is efficient
Rock-soil thermal physical property test system.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is as follows:
Including main control module, data acquisition module, power module, drive module, communication module, data acquisition device；
The power module is connect with main control module, data acquisition module, drive module respectively；The main control module
It is connect respectively with data acquisition module, power module, drive module, communication module；The drive module, main control module, number
It is connect respectively with data acquisition device according to acquisition module；
The data acquisition device include buried U-tube, circulating water pipe, water circulating pump, heater, shut-off valve, flowmeter,
Temperature sensor, pressure sensor；
The both ends of the buried U-tube are connect with circulating water pipe respectively, and the water circulating pump, shut-off valve, heater are from ground
The water outlet end for burying U-tube is successively connected in series with circulating water pipe to inlet end；The water outlet end of the circulating water pipe, water inlet
Mouth end is separately connected flowmeter, temperature sensor, pressure sensor；
The drive module is connect with water circulating pump, the data acquisition module respectively with flowmeter, temperature sensor, pressure
Force snesor connection, the main control module and shut-off valve control connect.
Preferably, the drive module include diode D1, diode D2, at least all the way relay RL1, transistor Q1,
Transistor Q2；The anode of the power module is positive with the cathode of diode D1, the cathode of diode D2 and relay RL1 respectively
Connection；The anode of the diode D1, the anode of diode D2 are connect with the control terminal of relay RL1 respectively；
The anode of the diode D1 is connect with the collector of transistor Q1, anode and the transistor Q2 of the diode D2
Collector connection, the emitter of the transistor Q1, the emitter of transistor Q2 are grounded respectively；The base stage of the transistor Q1
Connect respectively with the one end resistance R4, the one end resistance R6, the base stage of the transistor Q2 respectively with the one end resistance R3, the one end resistance R4
Connection；The resistance R3 other end is connect with one end of the input port IO1 of drive module and capacitor C2 respectively, the capacitor C2
The other end ground connection；The resistance R4 other end is connect with one end of the input port IO2 of drive module and capacitor C3 respectively, institute
State the other end ground connection of capacitor C3；
The anode of the power module is also connected with diode D3, resistance R2, polar capacitor C1；The power module is just
Pole is connect with the anode of diode D3, and the cathode of the diode D3 is connect with one end of resistance R2, and the resistance R2's is another
End is connect with the anode of polar capacitor C1, relay RL1 anode respectively, and the cathode of the polar capacitor C1 is connected to ground.
Preferably, the data acquisition device further includes exhaust valve, is connect at the top of the exhaust valve and heater.
Preferably, the relay RL1 is bistable relay.
Preferably, the wireless communication module supports ZigBee module, BLE module, any module of Z-Wave module.
Preferably, the output end of the relay RL1 is connect with water circulating pump 8, heater 3, and the relay RL1's is defeated
Enter end to connect with alternating current anode.
By adopting the above technical scheme, due to used main control module, data acquisition module, power module, drive module,
The technical characteristics such as communication module, data acquisition device.It is simulated by data acquisition device and tests ground thermal property, and pass through master
Control module, drive module and data acquisition module realization monitor data acquisition device in real time and the reality of data
When acquire.And by data collected carry out remote transmission, data collected are handled by terminal computer, analysis and
Simulate the hot physical property characteristic of ground.The configuration of the present invention is simple can remotely realize the 48h detection to ground, and production cost is low, labor
Fatigue resistance is small, high-efficient, operational safety.
Detailed description of the invention
Fig. 1 is principle schematic diagram of the present invention；
Fig. 2 is data acquisition device structural schematic diagram of the present invention；
Fig. 3 is drive module schematic diagram of the present invention.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1 and Figure 2, efficient rock-soil thermal physical property test system, including main control module, data acquisition module
Block, power module, drive module, communication module, data acquisition device；
Power module is connect with main control module, data acquisition module, drive module respectively；The main control module difference
It is connect with data acquisition module, power module, drive module, communication module；The drive module, main control module, data are adopted
Collection module is connect with data acquisition device respectively；
In specific implementation, data acquisition device includes buried U-tube 1, water circulating pump 8, circulating water pipe 2, heater 3, cuts
Only valve 4, flowmeter 5, temperature sensor 6, pressure sensor 7.The both ends of buried U-tube 1 are connect with circulating water pipe 2 respectively,
Water circulating pump 8, shut-off valve 4, heater 3 are successively connected with circulating water pipe 2 from the water outlet end of buried U-tube to inlet end
Connection；Flowmeter 5, temperature sensor 6, pressure sensor 7 are separately connected in the water outlet end of circulating water pipe 2, inlet end.It will
Drive module is connect with water circulating pump 8, and data acquisition module is connected with flowmeter 5, temperature sensor 6, pressure sensor 7 respectively
It connects, main control module and the control of shut-off valve 4 is connected.
In specific implementation, as shown in Fig. 3, drive module includes diode D1, diode D2, at least relay all the way
RL1, transistor Q1, transistor Q2；By power module anode respectively with the cathode of diode D1, diode D2 cathode and after
The connection of electric appliance RL1 anode；The anode of the anode of diode D1, diode D2 are connect with the control terminal of relay RL1 respectively.It will
The anode of diode D1 is connect with the collector of transistor Q1, and the anode of diode D2 is connect with the collector of transistor Q2,
The emitter of the emitter of transistor Q1, transistor Q2 are grounded respectively；By the base stage of transistor Q1 respectively with the one end resistance R4,
The connection of the one end resistance R6, the base stage of transistor Q2 is connect with the one end resistance R3, the one end resistance R4 respectively；By the resistance R3 other end
It is connect respectively with one end of the input port IO1 of drive module and capacitor C2, the other end of capacitor C2 is grounded；Resistance R4 is another
One end is connect with one end of the input port IO2 of drive module and capacitor C3 respectively, and the other end of capacitor C3 is grounded.
Diode D3, resistance R2, polar capacitor C1 are also connected in the anode of power module；By power module anode with
The anode connection of diode D3, the cathode of diode D3 connect with one end of resistance R2, the other end of resistance R2 respectively with polarity
The anode of capacitor C1, the connection of relay RL1 anode, the cathode of polar capacitor C1 are connected to ground.
In order to further improve the security, data acquisition device further includes exhaust valve 9, by 3 top of exhaust valve 9 and heater
Connection.In order to further reduce the cost and improve reliability, relay RL1 is bistable relay in specific implementation.By relay
The output end of device RL1 is connect with water circulating pump 8, heater 3, and the input terminal of relay RL1 is connect with alternating current anode.Specific implementation
Two relay RL1 are always used, the output end of one of relay RL1 are connect with water circulating pump 8, by another relay
The output end of device RL1 is connect with heater 3.
Wireless communication module supports ZigBee module, BLE module, any module of Z-Wave module.The present invention is specific
ZigBee module is used in implementation.Polar capacitor C1 is 100 μ F；The diode D2 is SS14 germanium tube.
In this case specific implementation, the control by main control module to drive module and data acquisition device, realization pair
The operation of data acquisition device controls；Real-time data acquisition is carried out to data acquisition device by data acquisition module, and is realized
To the realization real time monitoring of data acquisition device.Data collected are passed through main control module, Yi Jitong by data acquisition module
Believe that module transfer to remote control terminal, realizes the acquisition of data and the transmission of control instruction.Meanwhile in specific control,
Power module is charged by diode D2 and resistance R2 to the polar capacitor C1, as the input port IO1 or IO2 of drive module
When receiving the pulse signal of main control module, when positive pulse, transistor Q1 or Q2 conducting, polar capacitor C1 is to relay at this time
Device RL1 provides starting voltage, while power module provides power supply, relay to relay RL1 by diode D2 and resistance R2
RL1 opens work, the time required to being reached by resistance R2 and polar capacitor C1 charge and discharge.After positive pulse, transistor Q1
Or Q2 cut-off, power module continues to charge by diode D2 and resistance R2 to polar capacitor C1 at this time, to provide under power supply makes
Secondary relay RL1 works on.In conclusion present invention operation is efficiently, at low cost, labor intensity is low, securely and reliably.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (6)
1. efficient rock-soil thermal physical property test system, which is characterized in that including main control module, data acquisition module, power module,
Drive module, communication module, data acquisition device；
The power module is connect with main control module, data acquisition module, drive module respectively；The main control module difference
It is connect with data acquisition module, power module, drive module, communication module；The drive module, main control module, data are adopted
Collection module is connect with data acquisition device respectively；
The data acquisition device includes buried U-tube, circulating water pipe, water circulating pump, heater, shut-off valve, flowmeter, temperature
Sensor, pressure sensor；
The both ends of the buried U-tube are connect with circulating water pipe respectively, and the water circulating pump, shut-off valve, heater are from buried U-shaped
The water outlet end of pipe is successively connected in series with circulating water pipe to inlet end；The water outlet end of the circulating water pipe, inlet end
It is separately connected flowmeter, temperature sensor, pressure sensor；
The drive module is connect with water circulating pump, and the data acquisition module is passed with flowmeter, temperature sensor, pressure respectively
Sensor connection, the main control module and shut-off valve control connect.
2. efficient rock-soil thermal physical property test system according to claim 1, which is characterized in that the drive module includes two
Pole pipe D1, diode D2, at least all the way relay RL1, transistor Q1, transistor Q2；The power module anode respectively with
The cathode of diode D1, the cathode of diode D2 are connected with relay RL1 anode；Anode, the diode D2 of the diode D1
Anode connect respectively with the control terminal of relay RL1；
The anode of the diode D1 is connect with the collector of transistor Q1, the collection of the anode and transistor Q2 of the diode D2
Electrode connection, the emitter of the transistor Q1, the emitter of transistor Q2 are grounded respectively；The base stage of the transistor Q1 is distinguished
It is connect with the one end resistance R4, the one end resistance R6, the base stage of the transistor Q2 connects with the one end resistance R3, the one end resistance R4 respectively
It connects；The resistance R3 other end is connect with one end of the input port IO1 of drive module and capacitor C2 respectively, the capacitor C2's
Other end ground connection；The resistance R4 other end is connect with one end of the input port IO2 of drive module and capacitor C3 respectively, described
The other end of capacitor C3 is grounded；
The anode of the power module is also connected with diode D3, resistance R2, polar capacitor C1；The power module anode with
The anode connection of diode D3, the cathode of the diode D3 are connect with one end of resistance R2, the other end point of the resistance R2
It is not connect with the anode of polar capacitor C1, relay RL1 anode, the cathode of the polar capacitor C1 is connected to ground.
3. efficient rock-soil thermal physical property test system according to claim 2, which is characterized in that the data acquisition device is also
Including exhaust valve, it is connect at the top of the exhaust valve and heater.
4. efficient rock-soil thermal physical property test system according to claim 3, which is characterized in that the relay RL1 is double
Steady-state relay.
5. efficient rock-soil thermal physical property test system according to claim 4, which is characterized in that the wireless communication module branch
Hold ZigBee module, BLE module, any module of Z-Wave module.
6. efficient rock-soil thermal physical property test system according to claim 5, which is characterized in that the relay RL1's is defeated
Outlet is connect with water circulating pump 8, heater 3, and the input terminal of the relay RL1 is connect with alternating current anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407787.1A CN110441346A (en) | 2018-05-02 | 2018-05-02 | Efficient rock-soil thermal physical property test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407787.1A CN110441346A (en) | 2018-05-02 | 2018-05-02 | Efficient rock-soil thermal physical property test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110441346A true CN110441346A (en) | 2019-11-12 |
Family
ID=68427009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407787.1A Pending CN110441346A (en) | 2018-05-02 | 2018-05-02 | Efficient rock-soil thermal physical property test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110441346A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936931A (en) * | 2010-08-23 | 2011-01-05 | 张国建 | Rock-soil thermal physical property test system |
| CN201751839U (en) * | 2010-06-13 | 2011-02-23 | 安徽郁金香新能源科技有限公司 | Rock-soil thermal physical property tester |
| CN202649147U (en) * | 2012-06-20 | 2013-01-02 | 扬州大学 | Device for testing field thermal response of underground geotechnical layered thermal properties |
| CN103901799A (en) * | 2014-03-26 | 2014-07-02 | 河南紫光物联技术有限公司 | Intelligent switch |
| WO2015030621A1 (en) * | 2013-08-28 | 2015-03-05 | Общество с ограниченной ответственностью "Виатех" | Method for increasing oil well yields and device for implementing same |
| CN204652334U (en) * | 2015-07-20 | 2015-09-16 | 金先普 | A kind of drive circuit based on IGBT |
| CN206648985U (en) * | 2017-04-14 | 2017-11-17 | 机械工业勘察设计研究院有限公司 | A kind of device for testing rock-soil thermophysical properties |
-
2018
- 2018-05-02 CN CN201810407787.1A patent/CN110441346A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201751839U (en) * | 2010-06-13 | 2011-02-23 | 安徽郁金香新能源科技有限公司 | Rock-soil thermal physical property tester |
| CN101936931A (en) * | 2010-08-23 | 2011-01-05 | 张国建 | Rock-soil thermal physical property test system |
| CN202649147U (en) * | 2012-06-20 | 2013-01-02 | 扬州大学 | Device for testing field thermal response of underground geotechnical layered thermal properties |
| WO2015030621A1 (en) * | 2013-08-28 | 2015-03-05 | Общество с ограниченной ответственностью "Виатех" | Method for increasing oil well yields and device for implementing same |
| CN103901799A (en) * | 2014-03-26 | 2014-07-02 | 河南紫光物联技术有限公司 | Intelligent switch |
| CN204652334U (en) * | 2015-07-20 | 2015-09-16 | 金先普 | A kind of drive circuit based on IGBT |
| CN206648985U (en) * | 2017-04-14 | 2017-11-17 | 机械工业勘察设计研究院有限公司 | A kind of device for testing rock-soil thermophysical properties |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhu et al. | Performance evaluation before and after solar seasonal storage coupled with ground source heat pump | |
| CN105865085B (en) | Couple salt water layer forced convertion well formula soil source heat pump system and operation method | |
| CN201242503Y (en) | Portable device for testing heat exchange capability of buried tube heat exchanger | |
| CN107589146B (en) | High-temperature mine obturation accumulation of heat heat release experimental simulation device and method | |
| CN108951724B (en) | Energy pile test monitoring system and test method | |
| CN102411012B (en) | System and method for testing and evaluating rock thermo physical property based on multi-factor impact analysis | |
| CN102012699B (en) | Thermal response remote test device of low-grade heat source of earth source heat pump | |
| CN101477071B (en) | In-situ tester for superficial layer ground body thermo-physical property | |
| CN206648985U (en) | A kind of device for testing rock-soil thermophysical properties | |
| CN103091358A (en) | Indoor model test apparatus for ground source heat pump rock soil thermal response testing and application thereof | |
| CN107420959B (en) | Geothermal energy building heating and cooling three-dimensional visual comprehensive information management system | |
| Axelsson et al. | Injection experiments in low-temperature geothermal areas in Iceland | |
| CN109557126A (en) | A kind of measuring device of soil thermal property parameter and seepage parameters | |
| CN202631464U (en) | Buried pipe field heat exchange performance detecting and testing device | |
| CN102539471A (en) | Well group rechecking testing device and testing method thereof | |
| CN110441346A (en) | Efficient rock-soil thermal physical property test system | |
| CN202362260U (en) | Test and evaluation system for rock-soil thermophysical properties based on multifactor influence analysis | |
| CN113836775B (en) | Heat balance simulation prediction method for ground source heat pump system | |
| CN103808755A (en) | Rock and earth mass thermal response testing equipment | |
| CN205593953U (en) | Portable earth source heat pump ground pipe laying branch road heat transfer performance detector | |
| CN112413912B (en) | Middle-deep layer closed geothermal energy heat supply system and design method thereof | |
| CN102628816A (en) | Multifunctional experimental platform of ground-source heat pump system | |
| CN207527877U (en) | Ground buried pipe of ground source heat pump pipe well leak detection control system | |
| CN202631461U (en) | Multifunctional experimental platform for ground-source heat pump systems | |
| CN205861364U (en) | Cold district earth temperature energy hot, cold response test platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191112 |