CN204534977U - A kind of ice conserve cold amount of energy saving monitoring system - Google Patents

A kind of ice conserve cold amount of energy saving monitoring system Download PDF

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Publication number
CN204534977U
CN204534977U CN201520019550.8U CN201520019550U CN204534977U CN 204534977 U CN204534977 U CN 204534977U CN 201520019550 U CN201520019550 U CN 201520019550U CN 204534977 U CN204534977 U CN 204534977U
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China
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ice
kilowatt
hour meter
storage equipment
chilling units
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CN201520019550.8U
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Chinese (zh)
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张传钢
周辰昱
徐小光
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Upper Valley Energy Technology (beijing) Co Ltd
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Upper Valley Energy Technology (beijing) Co Ltd
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Abstract

The utility model discloses a kind of ice conserve cold amount of energy saving monitoring system, cooling water pump, cooling tower, handpiece Water Chilling Units, ice-storage equipment, ice-reserving pump and heat exchanger; Cooling water pump arranges the first kilowatt-hour meter, cooling tower is arranged the second kilowatt-hour meter, handpiece Water Chilling Units is arranged the 3rd kilowatt-hour meter, ice-reserving pump is arranged the 4th kilowatt-hour meter, connect with cooling tower one end in cooling water pump one end, the cooling water pump other end is all connected with handpiece Water Chilling Units with the cooling tower other end; Heat exchanger is in parallel with the second magnetic valve after connecting with the first magnetic valve forms parallel line, one end, main line of parallel line is connected with handpiece Water Chilling Units by ice-reserving pump, the main line other end of parallel line is connected with handpiece Water Chilling Units with after ice-storage equipment parallel connection, heat exchanger is connected with user with return pipe by feed pipe, ice-storage equipment connects monitoring device, and monitoring device is connected with control system.The ice storage amount of monitoring power consumption and ice-storage equipment and ice storage, and carry out control adjustment, to reach required ice storage amount and the optimal control of ice storage.

Description

A kind of ice conserve cold amount of energy saving monitoring system
Technical field
The utility model relates to cold-storage field, particularly relates to a kind of ice conserve cold amount of energy saving monitoring system.
Background technology
In actual life, refrigeration air-conditioner has become people and to have lived indispensable part.Further, more strengthen in the demand of season to air-conditioning of heat, certainly also can cause because using air-condition freezes the increase of the power consumption caused and the consumption to the energy.The electric power low-valley interval that electricity price is lower if select starts air-conditioner host refrigeration, is stored by cold with the form of ice.When waiting until that electricity price higher spike period on daytime needs using air-condition, can not air-conditioner host be opened, only allow the ice stored by night dissolve, namely reach the effect of cooling, so by the air conditioning electricity requirement of spike period on daytime, the night dip period can be transferred to.
Summary of the invention
The utility model is to solve deficiency of the prior art, there is provided one can monitor power consumption simultaneously, and the ice storage amount of ice-storage equipment and ice storage, and carry out control adjustment, to reach the ice conserve cold amount of energy saving monitoring system of the optimal control of required ice storage amount and ice storage.
The technical scheme of a kind of ice conserve cold amount of energy saving of the utility model monitoring system is:
A kind of ice conserve cold amount of energy saving monitoring system, cooling water pump, cooling tower, handpiece Water Chilling Units, ice-storage equipment, ice-reserving pump and heat exchanger; Described cooling water pump arranges the first kilowatt-hour meter, described cooling tower is arranged the second kilowatt-hour meter, described handpiece Water Chilling Units is arranged the 3rd kilowatt-hour meter, described ice-reserving pump is arranged the 4th kilowatt-hour meter, connect with described cooling tower one end in described cooling water pump one end, the described cooling water pump other end is all connected with described handpiece Water Chilling Units with the described cooling tower other end; Described heat exchanger is in parallel with the second magnetic valve after connecting with the first magnetic valve forms parallel line, one end, main line of described parallel line is connected with described handpiece Water Chilling Units by described ice-reserving pump, the main line other end of described parallel line is connected with described handpiece Water Chilling Units with after described ice-storage equipment parallel connection, described heat exchanger is connected with user with return pipe by feed pipe, described ice-storage equipment connects monitoring device, and described monitoring device is connected with control system.
The technical scheme of a kind of ice conserve cold amount of energy saving of the utility model monitoring system can also be:
Described monitoring device comprises the first temperature sensor and the second temperature sensor that are separately positioned on described ice-storage equipment input and output, and being arranged on the flow sensor of described ice-storage equipment output, described first temperature sensor, described second temperature sensor, described flow sensor, described first kilowatt-hour meter, described second kilowatt-hour meter, described 3rd kilowatt-hour meter are all connected with same described control system with described 4th kilowatt-hour meter.
Described first temperature sensor is connected with the input of described ice-storage equipment by the 3rd magnetic valve, and described second temperature sensor is connected with described second temperature sensor by the 4th magnetic valve.
The output of described ice-storage equipment is connected by the parallel connected end of flow sensor with described first magnetic valve and the second magnetic valve.
Described return pipe is connected with described user by chilled water pump, and described chilled water pump is provided with the 5th kilowatt-hour meter, and described 5th kilowatt-hour meter is connected with described control system.
A kind of ice-storage system of the present utility model, cooling water pump, cooling tower, handpiece Water Chilling Units, ice-storage equipment, ice-reserving pump and heat exchanger; Described cooling water pump arranges the first kilowatt-hour meter, described cooling tower is arranged the second kilowatt-hour meter, described handpiece Water Chilling Units is arranged the 3rd kilowatt-hour meter, described ice-reserving pump is arranged the 4th kilowatt-hour meter, connect with described cooling tower one end in described cooling water pump one end, the described cooling water pump other end is all connected with described handpiece Water Chilling Units with the described cooling tower other end; Described heat exchanger is in parallel with the second magnetic valve after connecting with the first magnetic valve forms parallel line, one end, main line of described parallel line is connected with described handpiece Water Chilling Units by described ice-reserving pump, the main line other end of described parallel line is connected with described handpiece Water Chilling Units with after described ice-storage equipment parallel connection, described heat exchanger is connected with user with return pipe by feed pipe, described ice-storage equipment connects monitoring device, and described monitoring device is connected with control system.Like this, freeze in electricity price low-valley interval startup at night cooling tower, cooling water pump, ice-reserving pump, handpiece Water Chilling Units, cold is stored in ice-storage equipment with the form of ice, completes ice-reserving process; When electricity price to need low-temperature receiver peak period by day, only open ice-reserving pump, chilled water pump, the ice state of ice-storage equipment stores thing and melts released cold quantity and provide low-temperature receiver by plate type heat exchanger to user, completes deicing processes.Simultaneously, first kilowatt-hour meter, the second kilowatt-hour meter, the 3rd kilowatt-hour meter and the 4th kilowatt-hour meter, monitor the power consumption that cooling water pump, cooling tower, handpiece Water Chilling Units and ice-reserving pump are in each equipment of day part respectively, to reach the function of the operation power charge calculated under ice-reserving period and ice-melt period; Ice storage amount and the ice storage of ice-storage equipment can be monitored by arranging monitoring device, and carry out control adjustment, to reach required ice storage amount and the optimal control of ice storage by control system.Like this, decrease and daytime electricity consumption is freezed and the power consumption caused and energy resource consumption, energy-saving and emission-reduction, and, decrease distribution capacity, reduce cost.
Accompanying drawing explanation
Fig. 1 is a kind of ice-storage system schematic diagram of the utility model;
Figure number illustrates:
1 ... cooling water pump 2 ... cooling tower 3 ... handpiece Water Chilling Units 4 ... ice-storage equipment 5 ... ice-reserving pump 6 ... heat exchanger 7 ... chilled water pump 8 ... first magnetic valve 9 ... second magnetic valve 10 ... 3rd magnetic valve 11 ... 4th magnetic valve 12 ... flow sensor 13 ... first temperature sensor 14 ... second temperature sensor 15 ... return pipe 16 ... feed pipe 17 ... user 18 ... first kilowatt-hour meter 19 ... second kilowatt-hour meter 20 ... 3rd kilowatt-hour meter 21 ... 4th kilowatt-hour meter 22 ... 5th kilowatt-hour meter
Detailed description of the invention
Below in conjunction with specific embodiment, a kind of ice-storage system of the utility model is further described.
As shown in Figure 1, a kind of ice conserve cold amount of energy saving monitoring system, cooling water pump 1, cooling tower 2, handpiece Water Chilling Units 3, ice-storage equipment 4, ice-reserving pump 5 and heat exchanger 6; Described cooling water pump 1 arranges the first kilowatt-hour meter 18, described cooling tower 2 is arranged the second kilowatt-hour meter 19, described handpiece Water Chilling Units 3 is arranged the 3rd kilowatt-hour meter 20, described ice-reserving pump 5 is arranged the 4th kilowatt-hour meter 21, connect with described cooling tower 2 one end in described cooling water pump 1 one end, described cooling water pump 1 other end is all connected with described handpiece Water Chilling Units 3 with described cooling tower 2 other end; Described heat exchanger 6 is in parallel with the second magnetic valve 9 after connecting with the first magnetic valve 8 forms parallel line, one end, main line of described parallel line is connected with described handpiece Water Chilling Units 3 by described ice-reserving pump 5, the main line other end of described parallel line is connected with described handpiece Water Chilling Units 3 with after described ice-storage equipment 4 parallel connection, described heat exchanger 6 is connected with user 17 with return pipe 15 by feed pipe 16, described ice-storage equipment 4 connects monitoring device, and described monitoring device is connected with control system.Further technical scheme can be: described first temperature sensor 13 is connected with the input of described ice-storage equipment 4 by the 3rd magnetic valve 10, and described second temperature sensor 14 is connected with described second temperature sensor 14 by the 4th magnetic valve 11.Like this, first the second magnetic valve 9, the 3rd magnetic valve 10 is opened at night, close the first magnetic valve 8, the 4th magnetic valve 11, then startup cooling tower 2, cooling water pump 1, ice-reserving pump 5, handpiece Water Chilling Units 3 are freezed, coolant media after handpiece Water Chilling Units 3 is freezed flows through ice-storage equipment 4, through heat exchange, the energy of cooling is stored in ice-storage equipment 4 with the form of ice; Refrigerant after heat exchange, is exported by the output of ice-storage equipment 4, then returns to handpiece Water Chilling Units 3 via the second magnetic valve 9 and ice-reserving pump 5, thus carries out next one circulation, so far completes the ice-reserving period.In the process, first kilowatt-hour meter 18, second kilowatt-hour meter 19, the 3rd kilowatt-hour meter 20 and the 4th kilowatt-hour meter 21, the power consumption of Real-Time Monitoring cooling water pump 1, cooling tower 2, handpiece Water Chilling Units 3 and each electrical equipment of ice-reserving pump 5 respectively, detects the cold storage capacity of ice-storage equipment 4 in real time.When needing low-temperature receiver by day, close the second magnetic valve 9, the 4th magnetic valve 11, open the first magnetic valve 8, the 3rd magnetic valve 10, close cooling water pump 1, cooling tower 2 and handpiece Water Chilling Units 3, open ice-reserving pump 5, chilled water pump 7.The coolant media of high temperature flows through ice-storage equipment 4 from input, the ice-out released cold quantity stored, through heat exchange, flow out the coolant media of low temperature from output, the coolant media of low temperature flows through heat exchanger 6, the high temperature chilled water flowed back to after absorbing user 17 side cooling, both sides complete exchange heat by heat exchanger 6, after exchanging, the cold media of high temperature flows through ice-reserving pump 5 again and gets back to ice-storage equipment 4, and the chilled water of low temperature, for user 17, so circulates.In the process, by kilowatt-hour meter, the power consumption of each electrical equipment of real time record, arranges ice storage amount and ice storage that monitoring device can monitor ice-storage equipment 4, and carry out control adjustment, to reach required ice storage amount and the control of ice storage by control system.According to power consumption, ice storage amount and the ice storage of monitoring out under ice-reserving period and ice-melt period, calculate the amount of energy saving of ice-storage system.
See accompanying drawing 1, a kind of ice-storage system of the present utility model is on the basis of technique scheme, can be: described monitoring device comprises the first temperature sensor 13 and the second temperature sensor 14 being separately positioned on described ice-storage equipment 4 input and output, and be arranged on the flow sensor 12 of described ice-storage equipment 4 output, described first temperature sensor 13, described second temperature sensor 14, described flow sensor 12, described first kilowatt-hour meter 18, described second kilowatt-hour meter 19, described 3rd kilowatt-hour meter 20 is all connected with same described control system with described 4th kilowatt-hour meter 21.Like this, the numerical value that the first temperature sensor 13 and the second temperature sensor 14 are monitored can be drawn by control system, and by after ice-storage equipment 4, the temperature gap of the first temperature sensor 13 and the second temperature sensor 14, and in conjunction with the flow that the flow sensor 12 that control system is monitored is monitored, ice storage and the ice storage amount of ice-storage equipment 4 can be calculated.Simultaneously, control system can monitor the numerical value obtaining described first kilowatt-hour meter 18, described second kilowatt-hour meter 19, described 3rd kilowatt-hour meter 20 and described 4th kilowatt-hour meter 21 respectively, described cooling water pump 1 can be controlled, described cooling tower 2, the power consumption of described handpiece Water Chilling Units 3 and described ice-reserving pump 5, and by the data obtained real-time Transmission to control system.Like this, control system according to monitoring the power consumption and ice storage and ice storage amount that obtain, can control Inlet and outlet water temperature, to control the temperature range that can reach, better controlling refrigeration.Further technical scheme can be: the output of described ice-storage equipment 4 is connected with the parallel connected end of described first magnetic valve 8 and the second magnetic valve 9 by flow sensor 12.Like this, the flow of ice-storage equipment 4 can be recorded, import and export the temperature difference in conjunction with ice-storage equipment 4, to record the ice storage amount of ice-reserving period ice conserve cold equipment, the ice storage of ice-melt period ice conserve cold equipment.By the power consumption of each electrical equipment under ice-reserving period and ice-melt period, through control system, acquisition ice-storage system amount of energy saving is calculated to the arrangement of these data.Further technical scheme can be: described return pipe 15 is connected with described user 17 by chilled water pump 7, and described chilled water pump 7 is provided with the 5th kilowatt-hour meter 22, and described 5th kilowatt-hour meter 22 is connected with described control system.Like this, return pipe 15 flow can be controlled by chilled water pump 7, thus control chilled water temperature.Further, the power consumption of chilled water pump 7 at day part can be monitored according to the 5th kilowatt-hour meter 22.
Above-mentionedly only a kind of specific embodiment in the utility model to be illustrated; but can not as protection domain of the present utility model; every according to the change of the equivalence done by design spirit in the utility model or modification, all should think and fall into protection domain of the present utility model.

Claims (5)

1. an ice conserve cold amount of energy saving monitoring system, is characterized in that: cooling water pump, cooling tower, handpiece Water Chilling Units, ice-storage equipment, ice-reserving pump and heat exchanger; Described cooling water pump arranges the first kilowatt-hour meter, described cooling tower is arranged the second kilowatt-hour meter, described handpiece Water Chilling Units is arranged the 3rd kilowatt-hour meter, described ice-reserving pump is arranged the 4th kilowatt-hour meter, connect with described cooling tower one end in described cooling water pump one end, the described cooling water pump other end is all connected with described handpiece Water Chilling Units with the described cooling tower other end; Described heat exchanger is in parallel with the second magnetic valve after connecting with the first magnetic valve forms parallel line, one end, main line of described parallel line is connected with described handpiece Water Chilling Units by described ice-reserving pump, the main line other end of described parallel line is connected with described handpiece Water Chilling Units with after described ice-storage equipment parallel connection, described heat exchanger is connected with user with return pipe by feed pipe, described ice-storage equipment connects monitoring device, and described monitoring device is connected with control system.
2. a kind of ice conserve cold amount of energy saving monitoring system according to claim 1, it is characterized in that: described monitoring device comprises the first temperature sensor and the second temperature sensor that are separately positioned on described ice-storage equipment input and output, and being arranged on the flow sensor of described ice-storage equipment output, described first temperature sensor, described second temperature sensor, described flow sensor, described first kilowatt-hour meter, described second kilowatt-hour meter, described 3rd kilowatt-hour meter are all connected with same described control system with described 4th kilowatt-hour meter.
3. a kind of ice conserve cold amount of energy saving monitoring system according to claim 2, it is characterized in that: described first temperature sensor is connected with the input of described ice-storage equipment by the 3rd magnetic valve, described second temperature sensor is connected with described second temperature sensor by the 4th magnetic valve.
4. a kind of ice conserve cold amount of energy saving monitoring system according to claim 3, is characterized in that: the output of described ice-storage equipment is connected by the parallel connected end of flow sensor with described first magnetic valve and the second magnetic valve.
5. a kind of ice conserve cold amount of energy saving monitoring system according to any one of claim 1-4 claim, it is characterized in that: described return pipe is connected with described user by chilled water pump, described chilled water pump is provided with the 5th kilowatt-hour meter, and described 5th kilowatt-hour meter is connected with described control system.
CN201520019550.8U 2015-01-12 2015-01-12 A kind of ice conserve cold amount of energy saving monitoring system Active CN204534977U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107062475A (en) * 2017-03-27 2017-08-18 国网天津市电力公司 A kind of ice-storage air-conditioning economic benefit on-line monitoring method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107062475A (en) * 2017-03-27 2017-08-18 国网天津市电力公司 A kind of ice-storage air-conditioning economic benefit on-line monitoring method

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