CN202868920U - Host energy-saving control device in ice storage refrigeration system based on internet of things - Google Patents

Host energy-saving control device in ice storage refrigeration system based on internet of things Download PDF

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Publication number
CN202868920U
CN202868920U CN 201220538835 CN201220538835U CN202868920U CN 202868920 U CN202868920 U CN 202868920U CN 201220538835 CN201220538835 CN 201220538835 CN 201220538835 U CN201220538835 U CN 201220538835U CN 202868920 U CN202868920 U CN 202868920U
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CN
China
Prior art keywords
ice
refrigeration
ice bucket
intelligent controller
master control
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Expired - Fee Related
Application number
CN 201220538835
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Chinese (zh)
Inventor
张建平
任淼锋
彭勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG WEIMIN ENERGY TECHNOLOGY Co Ltd
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ZHEJIANG WEIMIN ENERGY TECHNOLOGY Co Ltd
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Priority to CN 201220538835 priority Critical patent/CN202868920U/en
Application granted granted Critical
Publication of CN202868920U publication Critical patent/CN202868920U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model substantially discloses a host energy-saving control device in an ice storage refrigeration system based on internet of things, which comprises an ice bucket and a refrigeration host, wherein the refrigeration host and the ice bucket are connected by adopting an ethylene glycol solution pipeline, and an ice storage water pump is arranged on the ethylene glycol solution pipeline. Simultaneously, the host energy-saving control device in the ice storage refrigeration system based on the internet of things further comprises a liquid level sensor which is arranged in the ice bucket, wherein the refrigeration host comprises a sliding valve adjusting module and an adjusting valve, the sliding valve adjusting module adjusts operation power, the adjusting valve adjusts water flow, the liquid level sensor is connected with an ice bucket network intelligent controller, the sliding valve adjusting module and the adjusting valve are connected with a host network intelligent controller, and the ice bucket network intelligent controller and the host network intelligent controller are connected through Ethernet network to achieve network communication. The ice bucket and the refrigeration host independently receive and send information, the working frequency of the refrigeration host is automatically adjusted according to practical icing situation of the ice bucket in the ice storage refrigeration system, and the energy and the power are further saved.

Description

A kind of based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things
Technical field
The utility model relates to the energy-conserving control technology field, and is special in a kind of relevant based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things.
Background technology
In large-scale place, adopt the conventional air-conditioning mode that the supply of the energy is provided, provide the energy by refrigeration machine, be transported to end by conveyance conduit, reclaim energy circulation from end again.This usual manner power consumption is large, present national electricity consumption energy shortage, and particularly to two seasons of winter in summer, such as hospital, market, school, station, airport etc., there is great energy demand in the large-scale place of various places, causes annual power shortage.
At present, according to the gist of a document that electrical power industry bureau of Economic and Trade Commission of pricing bureau dispatches a joint document, resident living power utility is carried out the peak-trough electricity policy, will be divided into two time periods in one day 24 hours, 8:00-22:00 was called crest segment totally in 14 hours, and carrying out the peak electricity price is 0.56 yuan/kWh; 22:00-next day 8:00 was called the paddy section totally in 10 hours, and carrying out the paddy electricity price is 0.28 yuan/kWh.Thus, the electric energy that uses in the paddy section stored in the crest segment use, such mode just can be given the many electric energy of large-scale electricity consumption place saving.How electric energy in the paddy section is stored in the crest segment and use, a lot of research staff have done many exploitations for this problem, and the ice-reserving refrigeration system is called a kind of hot technology and is the heat handful of Energy Saving Control those skilled in the art institute.
Ice-reserving refrigeration system commonly used as shown in Figure 1, in the whole system, the input house steward 103 of ice bucket 10 is connected with the output port 401 of refrigeration host computer 40, the delivery trunk 104 of ice bucket 10 is connected with the input port 402 of refrigeration host computer 40.The input house steward 103 of ice bucket 10 is connected with the ethylene glycol output port 201 of switch 20 simultaneously, the output of ice bucket is connected with the input port 202 of switch ethylene glycol, switch chilled water output 203 is connected with terminal input port 301, and switch chilled water input port 204 is connected with terminal output port 302.Wherein when paddy section time ice-reserving, ethylene glycol solution circulates between ice bucket 10 and refrigeration host computer 40, when ethylene glycol solution enters ice bucket 10, flow in the coiled pipe in ice bucket 10, and coiled pipe is under water, after the ethylene glycol solution of low temperature and water carry out energy exchange, freezes so that water temperature descends, with the form accumulation of energy of ice, in order to using in the crest segment time.The power of ethylene glycol solution circulation is by cold-storage water pump 403, and namely the ethylene glycol solution pump drives.
In said system, ice bucket 10 is in sealing state, and inner ice-reserving state can't intuitively be seen, and refrigeration host computer is in the full power operation state always, can't automatically adjust according to actual ice-reserving situation.So the inventor is for this situation, the bond networking technology is designed a kind ofly based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, and this case produces thus.
The utility model content
Main purpose of the present utility model provides a kind of based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, to independently receive and send messages between ice bucket and the refrigeration host computer, automatically adjust thus the operating frequency of refrigeration host computer according to the actual icing situation of ice bucket in the ice-reserving refrigeration system, further energy saving.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind ofly comprise ice bucket, refrigeration host computer based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, adopt the ethylene glycol solution pipeline to connect between refrigeration host computer and the ice bucket, at the ethylene glycol solution pipeline ice-reserving water pump is installed; Also comprise simultaneously the liquid level sensor that is installed in ice bucket inside, refrigeration host computer comprises the guiding valve adjustment module of regulating operate power and the control valve of regulating water flow; Liquid level sensor connects the ice bucket network intelligent controller, and the guiding valve adjustment module is connected the mainframe network intelligent controller with control valve, and ice bucket network intelligent controller, mainframe network intelligent controller connect by Ethernet, realizes group-net communication.
Described refrigeration host computer is at least two, forms the parallel operation state.
Described ice bucket network intelligent controller comprises master control borad one, the power module one that links to each other with master control borad one, communications network interface one; Master control borad one input connects described liquid level sensor, and master control borad one is realized being connected with Ethernet by communications network interface one simultaneously, carries out the transmitting-receiving of data.
Described mainframe network intelligent controller comprises master control borad two, the power module two that links to each other with master control borad two, communications network interface two; Master control borad two outputs connect guiding valve adjustment module and control valve, and master control borad two is realized being connected with Ethernet by communications network interface two simultaneously, carries out the transmitting-receiving of data.
After adopting such scheme, when the utility model uses, volume becomes large after ice bucket freezes, when liquid level reaches the liquid level sensor position, produce liquid level signal and send on the ice bucket network intelligent controller, by the Ethernet data exchange, after the mainframe network intelligent controller receives signal by Ethernet, control the duty of guiding valve adjustment module and control valve, thereby realize thus regulating according to the actual energy storage situation of ice bucket the operating frequency of individual host.Simultaneously all right selectively unlocking refrigeration host computer moves so that refrigeration host computer need not all be under the full power state, and further energy-saving consumes in the ice-reserving refrigeration system, and the equipment that adequately protects increases the service life.
Description of drawings
Fig. 1 is the structural representation of existing ice-reserving refrigeration system;
Fig. 2 is the structural representation of the utility model preferred embodiment;
Fig. 3 is the utility model preferred embodiment ice bucket network intelligent controller and mainframe network intelligent controller networking connection diagram.
The specific embodiment
In conjunction with Fig. 2 Fig. 3, preferred embodiment is described in further details to the utility model.
A kind ofly comprise ice bucket 1, refrigeration host computer 4 based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, adopt ethylene glycol solution pipeline 3 to connect between refrigeration host computer 4 and the ice bucket 1, form a circulation.
Particularly, the input house steward 13 of ice bucket 1 is connected with the output port 41 of refrigeration host computer 4, and the delivery trunk 14 of ice bucket 1 is connected with the input port 42 of refrigeration host computer 4.The input house steward 13 of ice bucket 1 is connected with the ethylene glycol output port 21 of switch 2 simultaneously, the output of ice bucket is connected with the input port 22 of switch ethylene glycol, switch chilled water output 23 is connected with terminal input port 31, and switch chilled water input port 24 is connected with terminal output port 32.Wherein when paddy section time ice-reserving, ethylene glycol solution circulates between ice bucket 1 and refrigeration host computer 4, when ethylene glycol solution enters ice bucket 1, flow in the coiled pipe in ice bucket 1, and coiled pipe is under water, after the ethylene glycol solution of low temperature and water carry out energy exchange, freezes so that water temperature descends, with the form accumulation of energy of ice, in order to using in the crest segment time.The power of ethylene glycol solution circulation is by cold-storage water pump 43, and namely the ethylene glycol solution pump drives.
Key point of the present utility model is that the bucket wall in ice bucket 1 is installed liquid level sensor 11, the signal data line of liquid level sensor 11 is connected to ice bucket network intelligent controller 5, and ice bucket network intelligent controller 5 mainly comprises master control borad 1, the power module 1 that links to each other with master control borad 1, communications network interface 1.Master control borad one 51 inputs are connected with liquid level sensor 11, and master control borad 1 is connected with Ethernet 8 by communications network interface 1 simultaneously, carries out the transmitting-receiving of data.
Refrigeration host computer 4 belongs to cool-heat-exchanger, is the core component of the energy.Refrigeration host computer 4 inside have guiding valve adjustment module 7, guiding valve adjustment module 7 is slide-valve gears, utilize the spool in the guiding valve to move the formation hydraulic control, the movable signal of guiding valve adjustment module 7 spools is that basis is controlled by central processing unit 5, thus the running frequency of automatically regulating refrigeration host computer 4.Refrigeration host computer 4 generally has 0%, 25%, 50%, 100% 4 level of power consumption.The keying of refrigeration host computer 4 is by control valve 6 controls.Refrigeration host computer 4 has 3 in the present embodiment, is the form connection energy supply with parallel connection.
In the utility model, guiding valve adjustment module 7 is connected with control valve and is connected with mainframe network intelligent controller 9, and mainframe network intelligent controller 9 comprises master control borad 2 91, the power module 2 92 that links to each other with master control borad 2 91, communications network interface 2 93.Master control borad 2 91 outputs connect guiding valve adjustment module 7 and control valve 6, and master control borad 2 91 is realized being connected with Ethernet 8 by communications network interface 2 92 simultaneously, carries out the transmitting-receiving of data.
Master control borad 1, master control borad 2 91 adopt ARM Cortex-M3 chip in the present embodiment, its kernel STM32 aims at the Embedded Application specialized designs that requires high-performance, low cost, low-power consumption, is divided into two different series: STM32F103 " enhancement mode " series and STM32F101 " basic model " series by performance.Enhancement mode series clock frequency reaches 72MHz, is the highest product of like product performance, and it and provides higher performance and the function of Geng Gao on the basis of not improving high power consumption and cost.Adopt the serial STM32F103VET6 of STM32F103 " enhancement mode " in the present embodiment, be 32 based on the band flash memory of ARM core, USB, the microprocessor of CAN, it has first-class peripheral hardware (two 12 ADC of 1 μ s, the UART of 4 megabit per seconds, the SPI of 18 megabit per seconds, the I/O reversal rate of 18MHz), low-power consumption is (at 72MHz, consume 36mA when all peripheral hardwares are in running order, drop to 2 μ A during standby), maximum integrated level (reset circuit, low-voltage detects, pressure regulator, accurate RC oscillator etc.) and simple structure and the easy-to-use characteristics such as instrument.
During the utility model work, when ice bucket 1 night (paddy section time) ice-reserving, water freezing in the ice bucket 1, it is large that volume becomes, liquid level raises, liquid level sensor 11 produces corresponding liquid level signal through ice bucket network intelligent controller 5, send on the mainframe network intelligent controller 9 by Ethernet 8, then mainframe network intelligent controller 9 calculates through internal analysis, draws corresponding control instruction, sends to guiding valve adjustment module 7 and control valve 6, when ice bucket 1 energy storage is abundant, selectively close wherein one or many refrigeration host computers 4 by control and regulation valve 6, also can control guiding valve adjustment module 7, regulate the power of refrigeration host computer 4.Such mode has further reduced the energy consumption of refrigeration host computer 4, thereby can really control the duty of refrigeration host computer 4 according to the working condition of ice bucket 1, saves energy consumption than former ice-reserving refrigeration system.
Above-described embodiment only is used for explaining inventive concept of the present utility model, but not to the restriction of the utility model rights protection, allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should fall into protection domain of the present utility model.

Claims (4)

1. one kind based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, comprises ice bucket, refrigeration host computer, adopts the ethylene glycol solution pipeline to connect between refrigeration host computer and the ice bucket, at the ethylene glycol solution pipeline ice-reserving water pump is installed; It is characterized in that: comprise also that simultaneously the liquid level sensor that is installed in ice bucket inside, refrigeration host computer comprise the guiding valve adjustment module of regulating operate power and the control valve of regulating water flow; Liquid level sensor connects the ice bucket network intelligent controller, and the guiding valve adjustment module is connected the mainframe network intelligent controller with control valve, and ice bucket network intelligent controller, mainframe network intelligent controller connect by Ethernet, realizes group-net communication.
2. as claimed in claim 1 a kind of based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, it is characterized in that: described refrigeration host computer is at least two, forms the parallel operation state.
3. as claimed in claim 2 a kind of based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things, it is characterized in that: described ice bucket network intelligent controller comprises master control borad one, the power module one that links to each other with master control borad one, communications network interface one; Master control borad one input connects described liquid level sensor, and master control borad one is realized being connected with Ethernet by communications network interface one simultaneously, carries out the transmitting-receiving of data.
4. a kind of based on main engine energy-saving control device in the ice-reserving refrigeration system of Internet of Things as claimed in claim 2 or claim 3, it is characterized in that: described mainframe network intelligent controller comprises master control borad two, the power module two that links to each other with master control borad two, communications network interface two; Master control borad two outputs connect guiding valve adjustment module and control valve, and master control borad two is realized being connected with Ethernet by communications network interface two simultaneously, carries out the transmitting-receiving of data.
CN 201220538835 2012-10-19 2012-10-19 Host energy-saving control device in ice storage refrigeration system based on internet of things Expired - Fee Related CN202868920U (en)

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CN 201220538835 CN202868920U (en) 2012-10-19 2012-10-19 Host energy-saving control device in ice storage refrigeration system based on internet of things

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Application Number Priority Date Filing Date Title
CN 201220538835 CN202868920U (en) 2012-10-19 2012-10-19 Host energy-saving control device in ice storage refrigeration system based on internet of things

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10941955B2 (en) 2017-10-27 2021-03-09 Dometic Sweden Ab Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle
US11254183B2 (en) 2017-08-25 2022-02-22 Dometic Sweden Ab Recreational vehicle, cooling device, controlling system and method for controlling the cooling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11254183B2 (en) 2017-08-25 2022-02-22 Dometic Sweden Ab Recreational vehicle, cooling device, controlling system and method for controlling the cooling device
US10941955B2 (en) 2017-10-27 2021-03-09 Dometic Sweden Ab Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130410

Termination date: 20151019

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