CN103498789B - Start/stop of compressor testing equipment - Google Patents
Start/stop of compressor testing equipment Download PDFInfo
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- CN103498789B CN103498789B CN201310462247.0A CN201310462247A CN103498789B CN 103498789 B CN103498789 B CN 103498789B CN 201310462247 A CN201310462247 A CN 201310462247A CN 103498789 B CN103498789 B CN 103498789B
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Abstract
The invention discloses a kind of start/stop of compressor testing equipment, including microprocessor；Power module, for providing power supply to microprocessor；NTC sensor signal processing module, for receiving the data of air-conditioning box NTC sensor collection and by data signal transmission to microprocessor；Light-emitting diode display, for Dynamic Announce test data；Light-emitting diode display drives module, transmits to light-emitting diode display after being processed by the data-signal from microprocessor；Electromagnetic clutch for compressor drives module, receives and from the control signal of microprocessor and sends control instruction to electromagnetic clutch for compressor.By arranging NTC sensor signal processing module, it is possible to dock with all kinds of NTC sensor, it is possible to realize generalization, significantly lifting test efficiency；By arranging light-emitting diode display, it is possible to show test data in real time, it is ensured that the validity of result of the test；Module is driven, it is possible to effectively control the clutch of electromagnetic clutch for compressor, i.e. control the start and stop of compressor by arranging electromagnetic clutch for compressor.
Description
Technical field
The invention belongs to compressor performance experimental technique field, be specifically related to a kind of in start/stop of compressor test
The equipment of middle control start/stop of compressor action.
Background technology
In the test of existing start/stop of compressor, temperature control general on general employing automotive air-conditioning controller or market
Instrument controls start/stop of compressor, although automotive air-conditioning controller or temperature control instrument can be expired to a certain extent
The requirement of foot start/stop of compressor test, but still suffer from following deficiency:
For automotive air-conditioning controller, it mainly has, and following some is not enough:
1, the start and stop temperature of the compressor of single vehicle product can not be changed, and past in the start and stop of compressor test
Toward needing to test multiple start and stop temperature spot；
2, the NTC sensor data of air-conditioning box product supporting with it can only be gathered, to gather other vehicles
NTC sensor data, after needing to dismantle automotive air-conditioning controller, again write with a brush dipped in Chinese ink program, cause efficiency low
Under, portable and versatility all can not meet use requirement；
3, automotive air-conditioning controller is closely related with air-conditioning box exploitation, causes at air-conditioning box initial stage of development, compression
Machine start and stop test cannot be carried out, and has a strong impact on project development progress；
4, unmanned plane interactive interface, it is impossible to NTC sensor sense during setting directly perceived and display start/stop of compressor
The evaporator surface temperature variations known, have impact on the network analysis of the problems such as frosting；
5, without communication interface, test data cannot be transmitted to PC and carry out statistical analysis.
For temperature control instrument, mainly have following three points not enough:
1, the thermal resistance carried only with temperature control instrument or thermocouple sensor are to gather data, and it carries
The sensor NTC sensor general with air conditioning for automobiles there is certain technological disparity (such as reflection speed with adopt
Collection precision etc.), the practical problem analysis being unfavorable in air-conditioning box refrigeration test；
2, the evaporator surface temperature of NTC sensor perception during start/stop of compressor can not be intuitively set and show
Degree situation of change, have impact on the network analysis of the problems such as frosting；
3, without communication interface, test data cannot be transmitted to PC and carry out statistical analysis.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of start/stop of compressor testing equipment, this compressor opens
Stop testing equipment and disclosure satisfy that generalization and visual requirement, and operating efficiency, side can be increased substantially
Just case study, R&D cycle and enhancing product performance is shortened.
For reaching above-mentioned purpose, the present invention provides following technical scheme:
A kind of start/stop of compressor testing equipment, including
Microprocessor, is used for analyzing and processing test data, and sends control instruction；
Power module, for providing power supply to described microprocessor；
NTC sensor signal processing module, for receiving the data of air-conditioning box NTC sensor collection and by number
The number of it is believed that is transmitted to microprocessor；
Light-emitting diode display, for Dynamic Announce test data；
Light-emitting diode display drives module, transmits to LED and show after being processed by the data-signal from microprocessor
Device；
Electromagnetic clutch for compressor drives module, receives from the control signal of microprocessor and to compression electromechanics
Magnet clutch sends control instruction.
Further, described power module includes AC-DC converter and dc-dc, described DC-DC
Converter is between described AC-DC converter and described microprocessor.
Further, described power module also includes in parallel with described AC-DC converter, dc-dc
The AC power-off identifier arranged, and described AC power-off identifier is connected with described microprocessor.
Further, also include for equipment, the procedure simulation interface of software debugging, described procedure simulation interface
It is connected with described microprocessor.
Further, the communication interface for output test data, described communication interface and described micro-place are also included
Reason device is connected.
Further, in being provided with in also including the clock oscillation being connected with described microprocessor or described microprocessor
Put clock.
Further, the E for storing test data is also included2PROM。
Further, also include that guidance panel, described guidance panel are provided with and opening that described power module is connected
The control button close button, being connected with described microprocessor and the indicator lamp being used for showing compressor behavior,
Described light-emitting diode display is arranged on described guidance panel, and described control button includes function selection key, temperature
District selects key, amendment/acknowledgement key, numerical value to increase key, numerical value reduces key and reset key.
The beneficial effects of the present invention is:
The start/stop of compressor testing equipment of the present invention, by arranging NTC sensor signal processing module, it is possible to
Dock with the NTC sensor of all kinds of air-conditioning box products, and the evaporimeter table that NTC sensor docking is gathered
Surface temperature signal transmits to microprocessor, it is possible to realize generalization；Show by arranging light-emitting diode display and LED
Showing that device drives module, it is possible to show test data in real time, testing crew can be understood at any time by light-emitting diode display
Situation in process of the test, it is ensured that the validity of result of the test；Drive by arranging electromagnetic clutch for compressor
Dynamic model block, it is possible to effectively control the clutch of electromagnetic clutch for compressor, i.e. control the start and stop of compressor.
Sense by gathering the NTC (Negative Temperature Coefficient) in actual air-conditioning box product
The delta data of device resistance value, shows evaporator surface temperature conditions in real time, to judge whether and setting
Start/stop of compressor temperature value coincide, such that it is able to dynamically analyze the working condition of refrigeration system, effectively solves
HVAC(Heating, Ventilation and Air Conditioning) system exist relevant issues, concrete,
The start/stop of compressor testing equipment of the present invention can use techniques below means to realize goal of the invention:
Built-in multiple NTC parameter: preserve the NTC sensor of all kinds of air-conditioning box product in the microprocessor
R/T parameter, the test doing which project just directly selects corresponding NTC sensor program parameter, then sets
Put the start and stop temperature that compressor is corresponding；When caller, the B constant of NTC sensor is utilized to select to adjust
Test data with disparity items NTC sensor, it is achieved generalization；Multiple compressor can be arranged to open simultaneously
Stop temperature spot, obtain organizing test data more；
Real time dynamic display: when equipment normally works, shows start/stop of compressor process in real time at light-emitting diode display
The temperature of middle NTC sensor perception, (green is duty instruction when being simultaneously attended by start/stop of compressor
Start, red for stopping)；
The upgrading of NTC data controls: the NTC sensor data new to new projects, can be conveniently by equipment
Communication interface carry out upgrading preserve, normal assays can be put into after upgrading immediately；
Manual typing: start/stop of compressor temperature data, can carry out manual rewriting conveniently by guidance panel；
Data are kept in and on-line display: start/stop of compressor time and evaporator temperature can keep in E2In PROM,
And show in real time after being coupled with PC by communication interface.
By using above-mentioned technological means, the start/stop of compressor testing equipment of the present invention can realize techniques below mesh
:
Improve operating efficiency: when changing start and stop temperature or changing project, setting can be rapidly completed；
Save experimentation cost: the start/stop of compressor testing equipment of the present invention can complete any air-conditioning box compressor
Start and stop test, it is not necessary to relying on other auxiliary equipment, versatility is good；
Software upgrading is quick: in the face of the NTC sensor that new projects are new, can be rapidly completed software upgrading；
Lifting test validity: the start/stop of compressor testing equipment of the present invention achieves Dynamic data display, examination
The person of testing can understand the situation in process of the test at any time, it is ensured that the validity of result of the test；
Realize data traceability: built-in E2PROM, preserved start-stop time and temperature data, can be with
Time call analysis.
Accompanying drawing explanation
In order to make the purpose of the present invention, technical scheme and beneficial effect clearer, the present invention provides the most attached
Figure illustrates:
Fig. 1 is the theory diagram of start/stop of compressor testing equipment embodiment of the present invention；
Fig. 2 is the structural representation of guidance panel；
Fig. 3 is the operating principle using the present embodiment start/stop of compressor testing equipment to be compressed machine start and stop test
Figure；
Fig. 4 is the circuit diagram of the present embodiment start/stop of compressor testing equipment.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As it is shown in figure 1, be the theory diagram of start/stop of compressor testing equipment embodiment of the present invention.The present embodiment
Start/stop of compressor testing equipment, including microprocessor 1, power module, NTC sensor signal transacting mould
Block 5, light-emitting diode display 7, light-emitting diode display drive module 8 and electromagnetic clutch for compressor to drive module 9,
Microprocessor 1 is used for analyzing and processing test data, and sends control instruction.
Power module is for providing power supply to microprocessor 1, and the power module of the present embodiment includes that AC-DC turns
Parallel operation 2 and dc-dc 3, dc-dc 3 is positioned at AC-DC converter 2 and microprocessor
Between 1, alternating current 220V voltage produces the principal voltage of+13.5V after AC-DC converter 2, and principal voltage is led to
Cross dc-dc 3 to produce+5V voltage accurately and power to microprocessor 1；Power module also include with
The AC power-off identifier 4 that AC-DC converter 2, dc-dc 3 are arranged in parallel, and AC power-off
Identifier 4 is connected with microprocessor 1, when laboratory technician's off device power switch, by AC power-off identification
Device 4, microprocessor 1 can preserve current data in advance, prepares for test next time.
NTC sensor signal processing module 5, for receiving the data of air-conditioning box NTC sensor 6 collection also
By data signal transmission to microprocessor 1, by arranging NTC sensor signal processing module 5, it is possible to
The NTC sensor 6 of all types of air-conditioning boxs docks, and versatility is good.
Light-emitting diode display 7, for Dynamic Announce test data.Light-emitting diode display 7 is driven by light-emitting diode display
Dynamic model block 8 is connected with microprocessor 1, and light-emitting diode display drives module 8 by the data from microprocessor 1
Transmit after signal transacting to light-emitting diode display 7 and show, by arranging light-emitting diode display 7, it is possible in real time
Display test data, testing crew can understand the situation in process of the test at any time by light-emitting diode display, it is ensured that
The validity of result of the test.
Electromagnetic clutch for compressor drives module 9 to receive from the control signal of microprocessor 1 and to compressor
10 electromagnetic clutch send control instruction, it is possible to effectively control the clutch of electromagnetic clutch for compressor, i.e. control
The start and stop of compressor 10.
Further, the start/stop of compressor testing equipment of the present embodiment also includes for equipment, the journey of software debugging
Sequence emulation interface 11, procedure simulation interface 11 is connected with microprocessor 1, to facilitate equipment and software debugging.
Further, the start/stop of compressor testing equipment of the present embodiment also includes the communication for output test data
Interface 12, communication interface 12 is connected with microprocessor 1, and the communication interface of the present embodiment uses RS232 to lead to
Communication interface, by arranging communication interface, it is possible to for software upgrading and online with PC, facilitates the system of data
Meter is analyzed.
Further, the start/stop of compressor testing equipment of the present embodiment also includes the clock being connected with microprocessor 1
It is provided with onboard clock, when the start/stop of compressor testing equipment of the present embodiment is provided with in vibration 13 or microprocessor 1
Clock vibration 13, and provide stable time reference for microprocessor 1.
Further, the start/stop of compressor testing equipment of the present embodiment also includes for storing test data
E2PROM14, for preserving start-stop time and temperature data, can call analysis, this enforcement at any time
The E of example2PROM14 is built in microprocessor 1.
Further, the start/stop of compressor testing equipment of the present embodiment also includes guidance panel 15, guidance panel 15
Being arranged on control cabinet, guidance panel is provided with the switch key 16 and microprocessor being connected with power module
1 connected controlling button and be used for showing the indicator lamp 17 of compressor 10 running status, light-emitting diode display 7 is pacified
Being contained on guidance panel 15, guidance panel 15 is used for operator's control to test, as in figure 2 it is shown, refer to
Show that lamp 17 is two, green for starting, red for stopping；The present embodiment controls button and includes two function choosings
Select key 18, warm area selects key 10, amendment/acknowledgement key 20, numerical value to increase key 21 and numerical value reduces key 22, logical
Cross the operation to each control button, it is possible to complete the control of start/stop of compressor test, as it is shown on figure 3, be
This guidance panel 15 is used to be compressed method of operating and the operating process of machine start and stop test.
Finally illustrate, preferred embodiment above only in order to technical scheme to be described and unrestricted,
Although the present invention being described in detail by above preferred embodiment, but those skilled in the art
Should be appreciated that and in the form and details it can be made various change, without departing from the present invention
Claims limited range.
Claims (4)
1. a start/stop of compressor testing equipment, it is characterised in that: include
Microprocessor: be used for analyzing and processing test data, and send control instruction；
Power module: for providing power supply to described microprocessor；
NTC sensor signal processing module: for receiving the data of air-conditioning box NTC sensor collection and by data signal transmission to microprocessor；
Light-emitting diode display: for Dynamic Announce test data；
Light-emitting diode display drives module: transmit to light-emitting diode display after being processed by the data-signal from microprocessor；
Electromagnetic clutch for compressor drives module: receives and from the control signal of microprocessor and sends control instruction to electromagnetic clutch for compressor；
Described power module includes AC-DC converter and dc-dc, and described dc-dc is between described AC-DC converter and described microprocessor；
Described power module also includes the AC power-off identifier being arranged in parallel with described AC-DC converter, dc-dc, and described AC power-off identifier is connected with described microprocessor；
Also include guidance panel, described guidance panel be provided be connected with described power module switch key, be connected with described microprocessor control button and for showing the indicator lamp of compressor behavior, described light-emitting diode display is arranged on described guidance panel, described control button includes " function selection " key, " warm area selection " key, " amendment/confirm " key, " numerical value increase " key, " numerical value minimizing " key and power switch
Also include that, for equipment, the procedure simulation interface of software debugging, described procedure simulation interface is connected with described microprocessor.
Start/stop of compressor testing equipment the most according to claim 1, it is characterised in that: also include that the communication interface for output test data, described communication interface are connected with described microprocessor.
Start/stop of compressor testing equipment the most according to claim 1, it is characterised in that: it is provided with onboard clock in also including the clock oscillation being connected with described microprocessor or described microprocessor.
Start/stop of compressor testing equipment the most according to claim 1, it is characterised in that: also include the E for storing test data2PROM。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310462247.0A CN103498789B (en) | 2013-09-30 | 2013-09-30 | Start/stop of compressor testing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310462247.0A CN103498789B (en) | 2013-09-30 | 2013-09-30 | Start/stop of compressor testing equipment |
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| Publication Number | Publication Date |
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| CN103498789A CN103498789A (en) | 2014-01-08 |
| CN103498789B true CN103498789B (en) | 2016-08-31 |
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| CN201310462247.0A Active CN103498789B (en) | 2013-09-30 | 2013-09-30 | Start/stop of compressor testing equipment |
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| CN106383223A (en) * | 2016-08-31 | 2017-02-08 | 世纪亿康（天津）医疗科技发展有限公司 | Blood coagulation and platelet function analyzer |
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| JP2004116863A (en) * | 2002-09-25 | 2004-04-15 | Sanyo Electric Co Ltd | Refrigeration storage shed |
| CN101865514B (en) * | 2010-06-29 | 2012-08-08 | 朱永强 | Energy-saving remote controller of air conditioner |
| CN102722196B (en) * | 2012-05-31 | 2015-01-21 | 深圳和而泰智能控制股份有限公司 | Temperature control device and temperature control system |
| CN202973757U (en) * | 2012-12-20 | 2013-06-05 | 重庆文理学院 | Start-stop time counter of refrigerator |
| CN203147985U (en) * | 2013-03-08 | 2013-08-21 | 天津美意空调设备销售有限公司 | Control device for GSHP (Ground Source Heat Pump) unit |
| CN203560077U (en) * | 2013-09-30 | 2014-04-23 | 南方英特空调有限公司 | Start and stop test equipment for compressor |
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