CN221882310U - Energy-saving variable-frequency water chiller debugging table - Google Patents
Energy-saving variable-frequency water chiller debugging table Download PDFInfo
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- CN221882310U CN221882310U CN202420426809.XU CN202420426809U CN221882310U CN 221882310 U CN221882310 U CN 221882310U CN 202420426809 U CN202420426809 U CN 202420426809U CN 221882310 U CN221882310 U CN 221882310U
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- 238000005057 refrigeration Methods 0.000 description 2
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Abstract
The utility model belongs to the technical field of debugging tables, and discloses an energy-saving variable-frequency cold water machine debugging table.A plate heat exchanger is communicated with a cold water machine to be tested through a heat exchange pipeline; the energy storage water tank is communicated with the plate heat exchanger through a circulating pipeline; the circulating water pump is connected with a circulating pipeline between the energy storage water tank and the plate heat exchanger; the electrical control system comprises a PLC controller and a plurality of transmitters with different functions; the electrical parameter recorder is respectively connected with the PLC and a power supply circuit of the tested water chiller through connecting circuits. According to the utility model, the plate heat exchanger and the energy storage water tank are used, so that the cold energy is recovered and reused, the energy consumption is greatly reduced, the electric energy is saved, the debugging cost is reduced, and various parameters can be monitored and recorded in real time by installing a plurality of transmitters with different functions at different positions of the heat exchange pipeline and the circulating pipeline, thereby being beneficial to later analysis of the parameters and performance conditions of each tested machine.
Description
Technical Field
The utility model belongs to the technical field of debugging stations, and particularly relates to an energy-saving variable-frequency cold water machine debugging station.
Background
With the continuous development of industrial production, the test requirements of various devices are increasing, and especially in factories, the number of devices to be debugged is huge. In order to ensure proper operation of the device, a stable, efficient test environment needs to be provided. Among many devices, a chiller is one of important refrigeration devices, and is widely used in various industrial fields. However, the conventional chiller debugging method has some problems such as high energy consumption, high load requirements on the power grid and the transformer, and the like. This not only increases commissioning costs, but may also affect the stability of the grid, even leading to equipment damage.
Through the above analysis, the problems and defects existing in the prior art are as follows: the traditional water chiller debugging mode has high energy consumption and high load requirements on a power grid and a transformer, increases debugging cost, can influence the stability of the power grid, and is easy to cause equipment damage.
Disclosure of utility model
In order to overcome the problems in the related art, the utility model provides an energy-saving variable-frequency cold water machine debugging table.
The technical scheme of the utility model is as follows: the energy-saving variable frequency cold water machine debugging platform is provided with:
The plate heat exchanger is communicated with the tested water chiller through a heat exchange pipeline;
the energy storage water tank is communicated with the plate heat exchanger through a circulating pipeline;
The circulating water pump is connected with a circulating pipeline between the energy storage water tank and the plate heat exchanger and used for conveying water in the energy storage water tank into the plate heat exchanger;
the electrical control system comprises a PLC controller and a plurality of transmitters with different functions, and the transmitters are connected with the PLC controller;
The electrical parameter recorder is respectively connected with the PLC and a power supply circuit of the tested water chiller through connecting circuits.
Further, the heat exchange pipeline comprises a water supply pipeline and a water return pipeline which are connected with the plate heat exchanger and the tested water chiller.
Further, the circulating pipeline comprises a water outlet pipeline and a water inlet pipeline which are connected with the energy storage water tank and the plate heat exchanger.
Further, the plurality of different function transmitters includes:
The water supply pressure transmitter and the water supply temperature transmitter are respectively arranged on a water supply pipeline between the water pump and the plate heat exchanger and are used for realizing detection of water supply pressure and water supply temperature;
The backwater flow transmitter, the backwater temperature transmitter and the backwater pressure transmitter are sequentially arranged on the backwater pipeline between the plate heat exchanger and the water storage tank and are respectively used for detecting backwater flow, backwater temperature and backwater pressure;
The water outlet temperature transmitter is arranged on a water outlet pipeline of the plate heat exchanger and is used for detecting the water outlet temperature;
The water inlet temperature transmitter and the water inlet flow transmitter are respectively arranged on the water inlet pipeline and are used for detecting the water inlet temperature and the water inlet flow.
Further, the plate heat exchanger is communicated with a water pump of the tested water chiller through a water supply pipeline and is communicated with a water storage tank of the tested water chiller through a water return pipeline.
Further, the middle of the water supply pipeline is connected with a regulating valve, and two ends of the regulating valve are respectively communicated with a water supply pressure transmitter and a water supply temperature transmitter.
Further, the return water pipeline is connected with a return water flow transmitter in the middle, and two ends of the return water flow transmitter are communicated with a return water pressure transmitter and a return water temperature transmitter.
Further, the water outlet pipeline of the plate heat exchanger is connected with a water outlet temperature transmitter, the water inlet pipeline of the plate heat exchanger is connected with a water inlet temperature transmitter, and the water outlet temperature transmitter and the water inlet temperature transmitter are respectively connected with the PLC controller through connecting lines.
Further, an outlet pipeline of the plate heat exchanger is connected with a water inlet flow transmitter, and the water inlet flow transmitter is connected with the PLC controller through a connecting line.
By combining all the technical schemes, the utility model has the following beneficial effects: according to the utility model, the plate heat exchanger and the energy storage water tank are used, so that the recovery and reutilization of cold energy are realized, the energy consumption is greatly reduced, the electric energy is saved, the debugging cost is reduced, the efficient and accurate debugging of the cold water machine is realized by integrating a plurality of sensors and a control system, and various parameters can be monitored and recorded in real time by installing a plurality of transmitters with different functions at different positions of a heat exchange pipeline and a circulating pipeline, thereby being beneficial to analyzing the parameters and the performance condition of each tested machine in the later period and providing detailed debugging data.
The utility model reduces the load requirements on the power grid and the transformer, thereby improving the stability of the power grid and reducing the risk of equipment damage. The utility model realizes the automation and the intellectualization of the debugging process through the electric control system and the electric parameter recorder, not only improves the debugging efficiency, but also reduces the human operation error.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure of the utility model as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic structural diagram of an energy-saving variable-frequency water chiller debugging table provided by an embodiment of the utility model;
In the figure: 1. a water pump; 2. a water supply pressure transmitter; 3. a water supply temperature transmitter; 4. a backwater pressure transmitter; 5. a backwater temperature transmitter; 6. a backwater flow transmitter; 7. a water outlet temperature transmitter; 8. a water inlet temperature transmitter; 9. a water inlet flow transmitter; 10. a circulating water pump; 11. a PLC controller; 12. an energy storage water tank; 13. an electrical parameter recorder; 14. a plate heat exchanger; 15. a regulating valve; 16. the tested water chiller; 17. and a water storage tank.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
As shown in fig. 1, the energy-saving variable-frequency water chiller debugging table provided by the embodiment of the utility model comprises a plate heat exchanger 14, an energy storage water tank 12, a circulating water pump 10, an electrical control system and an electrical parameter recorder 13.
The plate heat exchanger 14 is communicated with the tested water chiller 16 through a heat exchange pipeline;
the energy storage water tank 12 is communicated with the plate heat exchanger 14 through a circulating pipeline;
the circulating water pump 10 is connected to a circulating pipeline between the energy storage water tank 12 and the plate heat exchanger 14, and is used for conveying water in the energy storage water tank 12 into the plate heat exchanger 14;
the electrical control system comprises a PLC controller 11 and a plurality of transmitters with different functions;
The electrical parameter recorder 13 is connected with the power supply circuit of the PLC 11 and the tested water chiller 16 through connecting circuits. The electrical parameter recorder 13 is used for recording the operation data of the PLC 11 and the operation voltage, current and temperature parameters of the tested water chiller 16.
Preferably, the heat exchange pipeline comprises a water supply pipeline and a water return pipeline which are connected with the plate heat exchanger 14 and the tested water chiller 16.
Preferably, the circulation line comprises a water outlet line and a water inlet line connecting the storage tank 12 and the plate heat exchanger 14.
Preferably, the plurality of transmitters of different functions comprises:
The water supply pressure transmitter 2 and the water supply temperature transmitter 3 are respectively arranged on a water supply pipeline between the water pump 1 and the plate heat exchanger 14 and are used for realizing the detection of water supply pressure and water supply temperature;
The backwater flow transmitter 6, the backwater temperature transmitter 5 and the backwater pressure transmitter 4 are sequentially arranged on the backwater pipeline between the plate heat exchanger 14 and the water storage tank 17 and are respectively used for detecting backwater flow, backwater temperature and backwater pressure;
the water outlet temperature transmitter 7 is arranged on a water outlet pipeline of the plate heat exchanger 14 and is used for realizing detection of water outlet temperature;
The water inlet temperature transmitter 8 and the water inlet flow transmitter 9 are respectively arranged on the water inlet pipeline and are used for detecting the water inlet temperature and the water inlet flow.
Preferably, the plate heat exchanger 14 in the embodiment of the utility model is communicated with the water pump 1 of the tested water chiller 16 through a water supply pipeline and is communicated with the water storage tank 17 of the tested water chiller 16 through a water return pipeline.
Preferably, a regulating valve 15 is connected in the middle of the water supply pipeline in the embodiment of the utility model, and two ends of the regulating valve 15 are communicated with a water supply pressure transmitter 2 and a water supply temperature transmitter 3.
Preferably, a backwater flow transmitter 6 is connected in the middle of the backwater pipeline in the embodiment of the utility model, and two ends of the backwater flow transmitter 6 are communicated with a backwater pressure transmitter 4 and a backwater temperature transmitter 5.
Preferably, an outlet pipeline of the plate heat exchanger 14 in the embodiment of the utility model is connected with an outlet water temperature transmitter 7, an inlet water pipeline of the plate heat exchanger 14 is connected with an inlet water temperature transmitter 8, and the outlet water temperature transmitter 7 and the inlet water temperature transmitter 8 are respectively connected with a PLC (programmable logic controller) 11 through connecting lines.
Preferably, the water outlet pipeline of the plate heat exchanger 14 in the embodiment of the utility model is connected with a water inlet flow transmitter 9, and the water inlet flow transmitter 9 is connected with the PLC 11 through a connecting line.
The working principle of the utility model is as follows: when the intelligent water chiller is used, the water temperature of the energy storage water tank 12 is maintained to the water temperature of the tested water chiller 16 in advance when the electricity price is measured, and the PLC 11 controls the flow of the circulating water pump 10 according to the debugging requirement, so that the water outlet temperature of the tested water chiller 16 is controlled, and further, the performance parameters are tested. The PLC 11 collects the water inlet and outlet temperatures and flow rates of the plate heat exchanger 14 and the tested water chiller 16, calculates the refrigeration power of the tested water chiller 16, judges whether the machine type meets the design requirement, and records debugging data.
The debugging mode is divided into a constant load mode and a constant temperature mode, the constant load mode is to set the cooling capacity of the tested water chiller 16, the PLC 11 automatically adjusts the output power of the water pump 1 according to the set value, the rotation speed of the water pump 1 is controlled to be stable, the load value is enabled to be stable within the range of the constant load set value, and the fact that auxiliary equipment meets the refrigerating requirement is explained. The constant temperature mode is to set a backwater temperature value, the PLC 11 automatically adjusts the output power of the water pump 1, controls the rotating speed of the water pump 1, maintains the backwater temperature at a constant temperature set value, and debugs auxiliary equipment after the temperature is stable. The water supply pressure transmitter 2 and the backwater pressure transmitter 4 transmit collected water pressure data to the PLC controller 11, the water supply temperature transmitter 3, the backwater temperature transmitter 5, the water outlet temperature transmitter 7 and the water inlet temperature transmitter 8 transmit collected water temperature data to the PLC controller 11, and the backwater flow transmitter 6 and the water inlet flow transmitter 9 transmit collected water flow data to the PLC controller 11; the PLC 11 analyzes and processes the water temperature data, the water pressure data and the water flow data so as to regulate and control the operation flow of the water pump 1; the electrical parameter recorder 13 records the temperature data of the water supply pressure transmitter 2 and the backwater pressure transmitter 4, and when the difference between the detected pressure of the water supply pressure transmitter 2 and the detected pressure of the backwater pressure transmitter 4 is smaller than 0.5Mpa, the PLC 11 sends a start signal to the water pump 1, the water pump starts to operate, and when the difference between the detected pressure of the water supply pressure transmitter 2 and the detected pressure of the backwater pressure transmitter 4 is larger than 1Mpa, the PLC 11 sends a stop signal to the water pump 1. The electrical parameter recorder 13 records temperature data of the water supply temperature transmitter 3, the backwater temperature transmitter 5, the water outlet temperature transmitter 7 and the water inlet temperature transmitter 8; when the temperature difference data between the water supply temperature transmitter 3 and the backwater flow transmitter 5 is more than 5 ℃ and the temperature difference data between the water inlet temperature transmitter 8 and the water outlet temperature transmitter 7 is more than 4 ℃, the PLC 11 sends a starting signal to the circulating water pump 10; when the temperature difference data between the water supply temperature transmitter 3 and the backwater flow transmitter 5 is smaller than 3 ℃, the PLC 11 sends a stop signal to the circulating water pump 10. The energy-saving variable-frequency water chiller debugging table is an advanced water supply automatic control system, realizes automatic control on a water supply system by collecting water temperature, water pressure and water flow data, has the advantages of automation and accurate control, and provides safe and reliable effective technical support for the water supply system.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is possible to modify the technical solution described in the foregoing embodiments or to make equivalent substitutions for some or all of the technical features thereof, and these modifications or substitutions should be covered in the scope of the present utility model.
Claims (9)
1. The utility model provides an energy-saving variable frequency cold water machine debugging platform which characterized in that, energy-saving variable frequency cold water machine debugging platform is provided with:
The plate heat exchanger (14) is communicated with the tested water chiller (16) through a heat exchange pipeline;
the energy storage water tank (12) is communicated with the plate heat exchanger (14) through a circulating pipeline;
A circulating water pump (10) connected to a circulating pipeline between the energy storage water tank (12) and the plate heat exchanger (14) and used for conveying water in the energy storage water tank (12) into the plate heat exchanger (14);
The electrical control system comprises a PLC (programmable logic controller) 11 and a plurality of transmitters with different functions, and the transmitters are connected with the PLC 11;
And the electrical parameter recorder (13) is respectively connected with the PLC (11) and the power supply circuit of the tested water chiller (16) through connecting circuits.
2. The energy-saving variable-frequency water chiller debugging station according to claim 1, wherein the heat exchange pipeline comprises a water supply pipeline and a water return pipeline which are connected with the plate heat exchanger (14) and the tested water chiller (16).
3. The energy-saving variable-frequency water chiller debugging station according to claim 2, wherein the circulating pipeline comprises a water outlet pipeline and a water inlet pipeline which are connected with the energy storage water tank (12) and the plate heat exchanger (14).
4. The energy efficient variable frequency chiller debugging station of claim 3, wherein the plurality of transmitters of different functionality comprises:
The water supply pressure transmitter (2) and the water supply temperature transmitter (3) are respectively arranged on a water supply pipeline between the water pump (1) and the plate heat exchanger (14) and are used for realizing the detection of water supply pressure and water supply temperature;
The backwater flow transmitter (6), the backwater temperature transmitter (5) and the backwater pressure transmitter (4) are sequentially arranged on a backwater pipeline between the plate heat exchanger (14) and the water storage tank (17) and are respectively used for detecting backwater flow, backwater temperature and backwater pressure;
The water outlet temperature transmitter (7) is arranged on a water outlet pipeline of the plate heat exchanger (14) and is used for realizing the detection of the water outlet temperature;
The water inlet temperature transmitter (8) and the water inlet flow transmitter (9) are respectively arranged on the water inlet pipeline and are used for detecting the water inlet temperature and the water inlet flow.
5. The energy-saving variable-frequency water chiller debugging table according to claim 4, wherein the plate heat exchanger (14) is communicated with a water pump (1) of the tested water chiller (16) through a water supply pipeline and is communicated with a water storage tank (17) of the tested water chiller (16) through a water return pipeline.
6. The energy-saving variable-frequency water chiller debugging table according to claim 5, wherein the middle of the water supply pipeline is connected with a regulating valve (15), and two ends of the regulating valve (15) are respectively communicated with a water supply pressure transmitter (2) and a water supply temperature transmitter (3).
7. The energy-saving variable-frequency cold water machine debugging table according to claim 5, wherein a backwater flow transmitter (6) is connected in the middle of the backwater pipeline, and backwater pressure transmitters (4) and backwater temperature transmitters (5) are communicated with two ends of the backwater flow transmitter (6).
8. The energy-saving variable-frequency water chiller debugging table according to claim 4, wherein a water outlet pipeline of the plate heat exchanger (14) is connected with a water outlet temperature transmitter (7), a water inlet pipeline of the plate heat exchanger (14) is connected with a water inlet temperature transmitter (8), and the water outlet temperature transmitter (7) and the water inlet temperature transmitter (8) are respectively connected with a PLC (11) through connecting lines.
9. The energy-saving variable-frequency water chiller debugging table according to claim 4, wherein an outlet pipeline of the plate heat exchanger (14) is connected with a water inlet flow transmitter (9), and the water inlet flow transmitter (9) is connected with a PLC (11) through a connecting line.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420426809.XU CN221882310U (en) | 2024-03-06 | 2024-03-06 | Energy-saving variable-frequency water chiller debugging table |
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| CN202420426809.XU CN221882310U (en) | 2024-03-06 | 2024-03-06 | Energy-saving variable-frequency water chiller debugging table |
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| CN221882310U true CN221882310U (en) | 2024-10-22 |
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| CN202420426809.XU Active CN221882310U (en) | 2024-03-06 | 2024-03-06 | Energy-saving variable-frequency water chiller debugging table |
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