CN203759522U - Practical training device for installing and debugging building automation system - Google Patents
Practical training device for installing and debugging building automation system Download PDFInfo
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- CN203759522U CN203759522U CN201420114695.1U CN201420114695U CN203759522U CN 203759522 U CN203759522 U CN 203759522U CN 201420114695 U CN201420114695 U CN 201420114695U CN 203759522 U CN203759522 U CN 203759522U
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- water
- airduct
- ddc controller
- control box
- water pipe
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Abstract
The utility model relates to the technical field of practical training devices, and especially to a practical training device for installing and debugging a building automation system. An air supply system, a water supply system and a control box are assembled on a pedestal. The control box is provided with a DDC controller. The water supply system comprises a water pipe and a blower fan communicated with the water pipe, wherein the water pipe is provided with a water-pipe temperature transmitter, a water-pipe temperature sensor, a water-pipe pressure transmitter, a water flow switch, a bi-pass water valve and performer, a differential pressure switch and a turbine flowmeter. The air supply system comprises a simulated airduct, fans communicated with the simulated airduct and an indoor humiture sensor, wherein the simulated airduct is provided with an airduct temperature transmitter, an airduct temperature sensor and an air valve performer. Different instruments and components of the air supply and water supply systems are connected with the DDC controller or form a control circuit. Through utilization of the practical training device, training for installing, connecting and debugging common automatic instruments and building DDC controller in a building control system can be carries out, the practical training device has real signal response, and practical training is vivid.
Description
Technical field
The utility model relates to actual training device technical field, in particular for the actual training device of building automation system Installation and Debugging.
Background technology
Building automation system usually needs to carry out the installation and debugging of instrument and electric control circuit, and this is one of important skill of relevant speciality requirement students.Existing such actual training device just carries out installation and the wiring powering-on function of instrument at mesh plate, when hot-line test, each instrument is not because having signal cannot produce real time data, there is no the installation of other control circuit element, cannot carry out the functional experiment of various control circuits yet.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, provides a kind of specially for student carries out the building automation system Installation and Debugging actual training device that the Installation and Debugging of DDC controller, instrument and other Automation Elements in building automation system design; Utilize this actual training device, student can carry out in building control system installation, each instrument of conventional instrument and meter for automation or complete being connected and the training such as debugging of the element of controlling function and building control DDC controller, has actual signal to respond, and real training is lively, true to nature.
For achieving the above object, the utility model adopts following technical scheme:
Building automation system Installation and Debugging actual training device, it has a pedestal, on pedestal, be assembled with supply air system, water system and control box, described control box is provided with DDC controller, control knob and switch, pilot lamp, power supply and relay, water system mainly includes water pipe and is communicated with the pressure fan of water pipe, and conduit temperature transmitter, water pipe temperature sensor, siphon pressure transmitter, water flow switch, two water-through valves and actuator, pressure difference switch and turbo flow meter are at least installed on water pipe; Two pairings that described supply air system mainly includes simulation airduct, connection simulation airduct pass in and out fan and indoor temperature and humidity sensor, on simulation airduct, airduct temperature transmitter, airduct temperature sensor and fan valve executor are installed; Described supply air system is connected or composition control circuit with DDC controller by the connecting terminal block in control box with various instrument and element in water system.
The XL-50 type DDC controller that described DDC controller is U.S. Honeywell; All I/O terminals all cause the connecting terminal block in control box; The RS232 port of DDC controller is connected with the serial port of PC computing machine.
This actual training device is specially for student carries out the training platform that the Installation and Debugging of DDC controller, instrument and other Automation Elements in building automation system design, utilize this platform, student can carry out in building control system installation, each instrument of conventional instrument and meter for automation or complete being connected and the training such as debugging of the element of controlling function and building control DDC controller.Training platform is designed with real water pipe and airduct, all building control instrument all can directly be installed on actual pipeline, and dispose the control box consistent with Practical Project, the common control elements such as DDC controller, control knob and switch, pilot lamp, power supply, relay are installed, various instrument and element are connected with controller or composition control circuit by the connecting terminal block in control box, and all distribution can carry out according to the requirement of Practical Project completely; Airduct is designed with simulation pressure fan, can be to air-supply in real time in airduct.Water pipe also adopts air supply mode to provide real-time simulated flow in pipe, and its air output and the moving adjusting of the large I real time hand of wind pushing temperature, to ensure the live signal of the instrument output continuous variables such as temperature, flow, pressure.The control circuit that installation connects and instrument can be passed through the programming to DDC controller, gather the real time data of each instrument, realize required control function.The installation of all instrument can be carried out on actual airduct and water pipe, its installation method and process and Practical Project are in full accord, in addition, because airduct and water pipe all adopt pressure fan to airduct and water pipe air-supply, and water pipe air-supply wind speed is adjustable continuously, and can heat, therefore when all instrument hot-line tests, the live signal of exportable switching value or analog quantity; Student is by the programming setting to controller, controller can Real-time Collection from the signal of instrument and sensor, realizes the Installation and Debugging consistent with Practical Project and trains, real training is lively, true to nature, contributes to promote quality of instruction and student's manipulative ability.
brief description of the drawings:
Accompanying drawing 1 is the structural principle schematic diagram of the utility model preferred embodiment.
embodiment:
Below in conjunction with accompanying drawing, the utility model is further illustrated:
Consult shown in Fig. 1, the utility model is about a kind of building automation system Installation and Debugging actual training device, this device has a pedestal 100, on pedestal 100, have and facilitate the mesh-structured of instrument installation and wiring, on pedestal 100, be assembled with supply air system, water system and control box 1, described control box 1 is provided with DDC controller 11, control knob and switch, pilot lamp, power supply and relay etc., and DDC controller 11 is XL-50 type DDC controllers of U.S. Honeywell; All I/O terminals all cause the connecting terminal block in control box; The RS232 port of DDC controller 11 is connected with the serial port of PC computing machine.Water system mainly includes water pipe 21 and is communicated with the pressure fan 22 of water pipe, and conduit temperature transmitter 23, water pipe temperature sensor 24, siphon pressure transmitter 25, water flow switch 26, two water-through valves and actuator 27, pressure difference switch 28 and turbo flow meter 29 are at least installed on water pipe 21; Two pairings that described supply air system mainly includes simulation airduct 31, connection simulation airduct 31 pass in and out fan 32 and indoor temperature and humidity sensor 33, on simulation airduct 31, airduct temperature transmitter 34, airduct temperature sensor 35 and fan valve executor 36 are installed; Described supply air system is connected or composition control circuit with DDC controller 11 by the connecting terminal block in control box with various instrument and element in water system.
Operation instruction:
(1) actual training device each several part equipment (element) is introduced:
Fig. 1 is the structural principle schematic diagram of the utility model preferred embodiment, and in figure, each several part title and function are as follows:
One, control box:
The element of installing on the panel of control box 1 is divided into four major parts:
1) installation's power source master switch and pilot lamp, fan start-stop button; These element internals carefully connect the wire in advance, and when real training, student is without wiring again.Power turn-on master switch can be actual training device power supply, and now battery main switch lamp is bright, and the electric socket of device side is charged.Pressing start-stop button can start the operation of airduct inner blower and stop.
2) DDC controller 11; It is the XL-50 type DDC controller of U.S. Honeywell.All I/O terminals all cause the connecting terminal block in control box, and when student's real training, each instrument or control element are directly received the corresponding I/O terminal row of required DDC controller.
3) real training element; On control box panel, real training element region is provided with hand/automatic change over, band button, pilot lamp, toggle switch, the elements such as the required power supply of instrument and control circuit and pilot relay are housed in case, carry out the control circuit design and function debugging real training of building automation system for student, the connection terminal of these elements causes case internal wiring terminal row with wire, and when use, student must carry out wiring with wire by respective element terminal row voluntarily by real training circuit diagram.
4) controller communication interface, this is the communication interface of XL-50DDC controller, wherein RS-232 is controller and computer communication interface, for controller software program downloads; C-BUS is the communication interface while networking between controller.
Two, simulation airduct 31:
Airduct class instrument be installed for convenience and design, fan is housed in airduct, can start or stop from control panel the operation of fan, the air-supply of simulation airduct.
Three, water pipe 21:
Water pipe class instrument being installed for convenience and designing, is simulated flow, adopts pressure fan to provide real-time air-supply in pipe, and air force and temperature are adjustable.
Four, pressure fan 22:
For Simulated Water in-pipe flow flows, this device has configured a pressure fan.Air-supply air quantity is divided into second gear: 1) at full speed; 2) can manual electrodeless frequency control.In addition, this pressure fan also can be sent hot blast by heating, is divided into low-heat and Gao Re second gear.
Five, turbo flow meter 29:
The on-the-spot display type turbo flow meter of two-wire system, power supply DC24V, output signal 4 ~ 20mA.Range 0 ~ 6M3/h.When use, open pressure fan and can have flow signal output to air-supply in pipeline.
Six, airduct temperature transmitter 34:
Three-wire system Wind pipe type temperature transmitter, power supply DC24V, output signal 0 ~ 10V.DC.Range-10-50 OC.
Seven, airduct temperature sensor 35:
Airduct temperature sensor is the thermistor (temperature) sensor of negative temperature coefficient, and model is NTC20K.
Eight, conduit temperature transmitter 23:
Three-wire system water-tube temperature transmitter, power supply DC24V, output signal 0 ~ 10V.DC.Range-10-50 OC.
Nine, water pipe temperature sensor 24:
Water pipe temperature sensor is the thermistor (temperature) sensor of negative temperature coefficient, and model is NTC20K.
Ten, indoor temperature and humidity sensor 33:
Indoor temperature and humidity sensor can be measured indoor temperature and humidity simultaneously, power supply DC24V, and temperature and humidity output signal is 0 ~ 10V.DC.Temperature survey range: 0 ~ 50 OC; Moisture measurement range: 0 ~ 100RH.
11, siphon pressure transmitter 25:
Siphon pressure transmitter adopts stress type sensor, power supply DC24V, output signal 4 ~ 20mA.Range 0 ~ 0.6MP.
12, pressure difference switch 28:
For can set point gas differential pressure switch, provide one group of normally-open normally-close passive contact output.
13, water flow switch 26:
Adopt import Miniature water flow switch, one group of normally opened contact or normally closed output are provided.When opening pressure fan when blowing in pipeline, if air quantity reaches a certain size, water flow switch will move.
14, fan valve executor 36:
Adopt the valve positioner of special Heating,Ventilating and Air Conditioning (HVAC), Positive-Negative Action can be used knob manual switchover.Power supply A24V/DC(suggestion DC24V), output adopts switch control.
15, two water-through valves and actuator 27:
Adopt two water-through valves and the supporting electric actuator of U.S. Honeywell.Power supply AC24V, output signal 0 ~ 10V.
16, fan 32:
Two DC24V small-sized fanses, are connected to fan in control box with wire, can coordinate manually or automatically and control with other control element and controller.
(2) instrument and real training element install and use explanation:
1, building control instrument, in this device, each instrument is installed on airduct or water pipe by the appended instructions installation requirement of producer.Install first on the connection terminal that with wire, each instrument extension line is connected to instrument below separately (having instrument title label), again according to requirement of system design by the lead for instrumentation of required connection from connection terminal by Instrument connection to the corresponding I/O connection terminal of DDC controller in control box, notice that wire wants neat and be pulled to control box by wire casing, control box inside conductor also will be put into the wire casing of case.With installing subsidiary connection, the RS232 port of DDC controller is connected with the serial port of PC computing machine, starts DDC controller programming software and carry out configuration programming, the live signal of Real-time Collection instrument that controller connects.
2, real training element, some conventional control elements are installed on control box panel, as pilot lamp, hand/automatic change over, toggle switch etc., in case, be equipped with and meet required power supply and the relay of some control function, the respective terminal of these elements all causes on the corresponding connecting terminal block in case, utilizes these elements can design switching value input and output control function common in building automation system.According to the circuit diagram of designed, designed, respective terminal of control box panel and required element in case is connected with wire, and is connected to required DDC controller I/O port.All wires all need by wire casing cabling, with installing subsidiary connection, the RS232 port of DDC controller is connected with the serial port of PC computing machine, start DDC controller programming software and carry out configuration programming, the control function of debugging complete design circuit, student can pass through the programming setting to controller, controller can Real-time Collection from the signal of instrument and sensor, realize the Installation and Debugging training consistent with Practical Project, real training is lively, true to nature, contributes to promote quality of instruction and student's manipulative ability.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and modification according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (2)
1. building automation system Installation and Debugging actual training device, it is characterized in that: this device has a pedestal (100), pedestal is assembled with supply air system on (100), water system and control box (1), described control box (1) is provided with DDC controller (11), control knob and switch, pilot lamp, power supply and relay, water system mainly includes water pipe (21) and is communicated with the pressure fan (22) of water pipe, conduit temperature transmitter (23) is at least installed on water pipe (21), water pipe temperature sensor (24), siphon pressure transmitter (25), water flow switch (26), two water-through valves and actuator (27), pressure difference switch (28) and turbo flow meter (29), described supply air system mainly includes simulation airduct (31), is communicated with two pairing turnover fans (32) and indoor temperature and humidity sensor (33) of simulation airduct (31), on simulation airduct (31), airduct temperature transmitter (34), airduct temperature sensor (35) and fan valve executor (36) is installed, described supply air system is connected or composition control circuit with DDC controller (11) by the connecting terminal block in control box with various instrument and element in water system.
2. building automation system Installation and Debugging actual training device according to claim 1, is characterized in that: described DDC controller (11) is the XL-50 type DDC controller of U.S. Honeywell; All I/O terminals all cause the connecting terminal block in control box; The RS232 port of DDC controller (11) is connected with the serial port of PC computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114695.1U CN203759522U (en) | 2014-03-14 | 2014-03-14 | Practical training device for installing and debugging building automation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114695.1U CN203759522U (en) | 2014-03-14 | 2014-03-14 | Practical training device for installing and debugging building automation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203759522U true CN203759522U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420114695.1U Expired - Fee Related CN203759522U (en) | 2014-03-14 | 2014-03-14 | Practical training device for installing and debugging building automation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203759522U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199305A (en) * | 2014-08-26 | 2014-12-10 | 长沙理工大学 | Intelligentized residence drainage system simulation experiment device |
| CN110567122A (en) * | 2019-09-16 | 2019-12-13 | 珠海格力电器股份有限公司 | air conditioning area control method, device and system |
| CN112034729A (en) * | 2020-10-10 | 2020-12-04 | 上海杉达学院 | Intelligent building control comprehensive experiment device and system |
-
2014
- 2014-03-14 CN CN201420114695.1U patent/CN203759522U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199305A (en) * | 2014-08-26 | 2014-12-10 | 长沙理工大学 | Intelligentized residence drainage system simulation experiment device |
| CN110567122A (en) * | 2019-09-16 | 2019-12-13 | 珠海格力电器股份有限公司 | air conditioning area control method, device and system |
| CN112034729A (en) * | 2020-10-10 | 2020-12-04 | 上海杉达学院 | Intelligent building control comprehensive experiment device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20150314 |
|
| EXPY | Termination of patent right or utility model |