CN109813004A - The robot control system(RCS) of superposition type deep cooling Parallel sets - Google Patents
The robot control system(RCS) of superposition type deep cooling Parallel sets Download PDFInfo
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- CN109813004A CN109813004A CN201910077543.6A CN201910077543A CN109813004A CN 109813004 A CN109813004 A CN 109813004A CN 201910077543 A CN201910077543 A CN 201910077543A CN 109813004 A CN109813004 A CN 109813004A
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Abstract
The present invention provides a kind of robot control system(RCS) of superposition type deep cooling Parallel sets, including high-temperature region, low-temperature space, sensor module, PLC controller and analog module, the sensor module includes temperature sensor and pressure sensor, in the temperature sensor installation freezer, two pressure sensors are separately mounted in high-temperature region and low-temperature space, and temperature sensor and pressure sensor and PLC controller are electrically connected, and the analog module and PLC controller are electrically connected.Rationally setting control principal parameter, adapts to the quick-frozen required different temperatures of different product in PLC controller；Analog module accurately according to the setting pressure of setting, load deviation, off-load deviation, emergency stop, can accurate temperature controlling, economical operation, can automatically according to load variations carry out capacity regulating, infrequently start unit.
Description
Technical field
The invention belongs to refrigeration technology fields, and in particular to a kind of robot control system(RCS) of superposition type deep cooling Parallel sets.
Background technique
Publication No. CN202869066U provides a kind of efficient double base overlapping deep cooling machine adjusted with pre-cooling and temperature
Group realizes cascade refrigeration by high-temperature level system and low-temperature level system, but this deep cooling unit can not automatically adjust compression
The output power of machine and the process of start and stop.
Summary of the invention
The purpose of the present invention is to provide a kind of robot control system(RCS)s of superposition type deep cooling Parallel sets, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of robot control system(RCS) of superposition type deep cooling Parallel sets, including high-temperature region, low-temperature space, sensor module, PLC control
Device and analog module, in which:
The sensor module includes temperature sensor and pressure sensor, in the temperature sensor installation freezer, two
A baroceptor is separately mounted in high-temperature region and low-temperature space, and temperature sensor and pressure sensor and PLC are controlled
Device electrical connection processed, the analog module and PLC controller are electrically connected.
Preferably, the outlet end of the cryogenic compressor in the low-temperature space pass sequentially through pipeline be connected with low temperature liquid storage device and
The liquid feeding end of condenser, the cryogenic compressor is sequentially connected to oil, evaporator and condenser by pipeline.
Preferably, the outlet end of the high temperature compressor in the high-temperature region is connected to condenser, the high temperature by pipeline
The liquid feeding end of compressor is connected with another oil, another evaporator and high temperature liquid storage device in turn by pipeline, and high temperature liquid storage device is logical
Piping is connected to condenser.
Preferably, the baroceptor is separately mounted to the inlet end of cryogenic compressor and high temperature compressor.
Preferably, the cryogenic compressor, high temperature compressor, be electrically connected in PLC controller.
Preferably, the outlet end of the cryogenic compressor is also connected with expansion vessel, the expansion vessel by pipeline according to
It is secondary to be connected to oil and evaporator.
Technical effect and advantage of the invention:
1, flexible adjustment: rationally setting control principal parameter adapts to the quick-frozen required different temperatures of different product；
2, control is accurate: according to the setting pressure of setting, load, off-load deviation, to the product for controlling processing with high accuracy,
It can accurate temperature controlling；
3, it economical operation: in the temperature controlling range that target control point limits, can be carried out automatically according to load variations
Capacity regulating, circular flow infrequently start unit in " holding ", " load " or " off-load " state.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is high-temperature region of the invention and low-temperature space schematic diagram；
Fig. 3 is analog module electrical block diagram of the invention；
Fig. 4 is that setting pressure of the invention, load pressure difference, off-load pressure difference and low-voltage variation pressure value unit capacity are adjusted
Operation area schematic diagram.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in Figure 1-3, a kind of robot control system(RCS) of superposition type deep cooling Parallel sets, comprising:
A kind of robot control system(RCS) of superposition type deep cooling Parallel sets, including high-temperature region, low-temperature space, sensor module, PLC control
Device and analog module, in which:
The outlet end of cryogenic compressor in the low-temperature space passes sequentially through pipeline and is connected with low temperature liquid storage device and condenser,
The liquid feeding end of the cryogenic compressor is sequentially connected to oil, evaporator and condenser by pipeline, the cryogenic compressor
Outlet end is also connected with expansion vessel, and the expansion vessel is sequentially connected to oil and evaporator by pipeline；
The outlet end of high temperature compressor in the high-temperature region is connected to condenser by pipeline, the high temperature compressor
Liquid feeding end is connected with another oil, another evaporator and high temperature liquid storage device in turn by pipeline, and high temperature liquid storage device is connected by pipeline
It is connected to condenser；
The sensor module includes temperature sensor and pressure sensor, in the temperature sensor installation freezer,
For detecting the temperature in library and being transferred to PLC controller, two pressure sensors are separately mounted to middle temperature sensor
The inlet end of cryogenic compressor and high temperature compressor, baroceptor are used to detect the working condition of compressor and then pass signal
It transports in PLC controller, and temperature sensor and pressure sensor and PLC controller are electrically connected, the analog module
It is electrically connected with PLC controller, analog module is used to that the state to work required for compressor under different conditions to be arranged, wherein low
Warm compressor, is electrically connected in PLC controller at high temperature compressor.
Specifically, in use, system end by the switches of two four road liquid supply electromagnetic valves of library temperature control system, and as compression
The enabling signal of unit, temperature corresponding low pressure in library is as " load " of compressor, " holding ", " off-load " and " unloading stops in operation
The condition of machine ", and as shown in figure 4, the temperature in library, and baroceptor detection high temperature compressor are detected by temperature sensor
With the working condition of cryogenic compressor, and it will test data and be transmitted in PLC controller, then PLC controller transfers simulation
Pressure value corresponding under preset different temperatures in module is measured, and then directly adjusts the defeated of high temperature compressor and cryogenic compressor
Power works in the state of making high temperature compressor and cryogenic compressor be in default out；
Pressure acquisition is shown and start/stop of compressor control process is as follows: by the pressure of acquisition and the pressure value ratio of setting
Right, between setting value and setting value+loaded value, unit is in hold mode, is not loaded with also not off-load；When pressure of inspiration(Pi) is greater than
When setting value+loaded value, start compressor loads；When pressure of inspiration(Pi) is between setting value and setting value-off-load value, compressor
Off-load is shut down；When pressure of inspiration(Pi) is less than emergency stop pressure, compressor is all shut down at once.By setting corresponding low pressure warning
Value, alarm are shut down, while output signal stops the operation of external release-locking device.
Flexible adjustment of the present invention: by the way that control principal parameter is rationally arranged, the quick-frozen required not equality of temperature of different product is adapted to
Degree；
Control is accurate: according to the setting pressure of setting, load, off-load deviation, to the product for controlling processing with high accuracy, energy
Accurate temperature controlling；
Economical operation: in the temperature controlling range that target control point limits, can be held automatically according to load variations
Amount is adjusted, and circular flow infrequently starts unit in " holding ", " load " or " off-load " state.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets, including high-temperature region, low-temperature space, sensor module, PLC controller
And analog module, it is characterised in that:
The sensor module includes temperature sensor and pressure sensor, in the temperature sensor installation freezer, two institutes
It states pressure sensor to be separately mounted in high-temperature region and low-temperature space, and temperature sensor and pressure sensor and PLC controller
Electrical connection, the analog module and PLC controller are electrically connected.
2. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets according to claim 1, it is characterised in that: the low temperature
The outlet end of cryogenic compressor in area passes sequentially through pipeline and is connected with low temperature liquid storage device and condenser, the cryogenic compressor
Liquid feeding end is sequentially connected to oil, evaporator and condenser by pipeline.
3. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets according to claim 1, it is characterised in that: the high temperature
The outlet end of high temperature compressor in area is connected to condenser by pipeline, the liquid feeding end of the high temperature compressor by pipeline according to
Secondary to be connected with another oil, another evaporator and high temperature liquid storage device, high temperature liquid storage device is connected to condenser by pipeline.
4. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets according to claim 1, it is characterised in that: the pressure
Sensor is separately mounted to the inlet end of cryogenic compressor and high temperature compressor.
5. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets according to claim 1, it is characterised in that: the low temperature
Compressor, is electrically connected in PLC controller at high temperature compressor.
6. a kind of robot control system(RCS) of superposition type deep cooling Parallel sets according to claim 2, it is characterised in that: the low temperature
The outlet end of compressor is also connected with expansion vessel, and the expansion vessel is sequentially connected to oil and evaporator by pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910077543.6A CN109813004A (en) | 2019-01-28 | 2019-01-28 | The robot control system(RCS) of superposition type deep cooling Parallel sets |
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| CN201910077543.6A CN109813004A (en) | 2019-01-28 | 2019-01-28 | The robot control system(RCS) of superposition type deep cooling Parallel sets |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073303A (en) * | 2023-10-13 | 2023-11-17 | 南通宝雪冷冻设备有限公司 | Uniform refrigeration regulation and control method of spiral instant freezer |
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| CN202284880U (en) * | 2011-11-01 | 2012-06-27 | 浙江海洋学院 | Cold storage refrigerating system |
| CN202869066U (en) * | 2012-10-25 | 2013-04-10 | 南京五洲制冷集团有限公司 | Efficient dual-element-overlapped copious cooling unit with pre-cooling and temperature adjustment functions |
| US20180347861A1 (en) * | 2009-09-30 | 2018-12-06 | Thermo Fisher Scientific (Asheville) Llc | Refrigeration System Having A Variable Speed Compressor |
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2019
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Patent Citations (4)
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| US20180347861A1 (en) * | 2009-09-30 | 2018-12-06 | Thermo Fisher Scientific (Asheville) Llc | Refrigeration System Having A Variable Speed Compressor |
| CN102288004A (en) * | 2011-06-14 | 2011-12-21 | 烟台同大制冷设备有限公司 | Method for controlling variable output of refrigerating capacity of compressor unit in multiple-refrigeratory refrigeration system |
| CN202284880U (en) * | 2011-11-01 | 2012-06-27 | 浙江海洋学院 | Cold storage refrigerating system |
| CN202869066U (en) * | 2012-10-25 | 2013-04-10 | 南京五洲制冷集团有限公司 | Efficient dual-element-overlapped copious cooling unit with pre-cooling and temperature adjustment functions |
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| 牟蕾频: "《干货船》", 31 October 2018, 上海科学技术出版 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073303A (en) * | 2023-10-13 | 2023-11-17 | 南通宝雪冷冻设备有限公司 | Uniform refrigeration regulation and control method of spiral instant freezer |
| CN117073303B (en) * | 2023-10-13 | 2023-12-22 | 南通宝雪冷冻设备有限公司 | Uniform refrigeration regulation and control method of spiral instant freezer |
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