CN207214360U - A kind of energy-saving control system - Google Patents
A kind of energy-saving control system Download PDFInfo
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- CN207214360U CN207214360U CN201721042259.8U CN201721042259U CN207214360U CN 207214360 U CN207214360 U CN 207214360U CN 201721042259 U CN201721042259 U CN 201721042259U CN 207214360 U CN207214360 U CN 207214360U
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Abstract
The utility model discloses a kind of energy-saving control system, including：Temperature sensor, for sensing the Current Temperatures in each region in real time；Data control terminal, for inputting the target temperature in each region；Energy-saving equipment, temperature control plan is formulated to adjust central air-conditioning；Rotation control device, it is connected with central air-conditioning and controls central air-conditioning；Fault sensor, for sensing whether central air-conditioning leaks electricity；Alarm simultaneously is used to alarm.The advantages of the utility model and beneficial effect are：The cold blast rate and hot blast rate for accurately controlling the fan coil in each region to export, the utilization rate of the energy is improved, reduce the overall energy consumption of central air-conditioning；Ensure that central air-conditioning can be long lasting for stable work；The automaticity of energy-saving control system is improved, reduces artificial use, reduces recruitment cost；The stabilization of each regional temperature is ensure that, avoids the situation of energy waste；The drain conditions of central air-conditioning are sensed, improve the security that central air-conditioning uses.
Description
Technical field
Field of electrical control is the utility model is related to, more particularly to a kind of energy-saving control system.
Background technology
The country generally uses computer room frequency conversion control for the Large Central Air Conditioning System using water as medium on power save mode at present
System, but existing frequency-converting control device can not change freezing pipeline, cooling pipe, hot water pipeline and backwater in central air-conditioning
The pressure or flow of fluids within pipes, therefore although VFC changes the air-supply of the cold wind or hot blast in each region in building
Amount, but does not change the pressure or flow of the fluid in central air-conditioning, thus low-temperature receiver main frame or thermal source main frame will can also with compared with
Big power exports coolant or high-temperature water to fan coil, not only without any energy-saving effect, conversely also increases control device
Energy consumption.
Utility model content
In order to solve the above problems, the utility model provides a kind of energy-saving control system.The technical program passes through multiple temperature
Degree sensor senses the Current Temperatures in each region respectively, and the Current Temperatures in each region are exported to energy-saving equipment；Energy-saving equipment
According to the Current Temperatures in each region, low-temperature receiver main frame, thermal source main frame, refrigerating water pump, cooling pump, heat-exchanger pump and back water pump are adjusted respectively,
The refrigeration or heats power for the fan coil for adjusting each region are realized, reduces the energy resource consumption of central air-conditioning；
Temperature sensor exports the Current Temperatures in each region, energy-saving equipment control in real time and each region to energy-saving equipment in real time
Fan coil connection refrigerating water pump, cooling pump, heat-exchanger pump and back water pump, exported with accurately to control the fan coil in each region
Cold blast rate and hot blast rate, and then the utilization rate of the energy is improved, reduce the overall energy consumption of central air-conditioning；
Make several low-temperature receiver main frames or the rotation alternation successively of thermal source main frame using rotation control device, avoid single cold
There is situation about damaging because the working time is long in source host or thermal source main frame, ensure that central air-conditioning can be long lasting for
Stable work；
Coordinate energy-saving control system to use by formulating energy-saving control method, improve the automation journey of energy-saving control system
Degree, reduces artificial use, reduces recruitment cost, and central air-conditioning is reduced output work when close to target temperature
Rate, and Current Temperatures is adjusted in refrigerated energy-saving in section or heating energy-conservation regulation section and float, energy resource consumption is reduced, is ensured
The stabilization of each regional temperature, and avoid energy expenditure is caused due to direct-cut operation of the central air-conditioning in startup or closing
Increase suddenly, and cause the situation of energy waste；
The drain conditions of central air-conditioning are sensed by using fault sensor and alarm, and entered by alarm
Row alarm, improves the security that central air-conditioning uses.
A kind of energy-saving control system in the utility model, for reducing the energy consumption of central air-conditioning, the central air-conditioning is used
Temperature in each region in regulation building, the energy-saving control system include：
Temperature sensor, in building, for sensing the Current Temperatures in each region in real time；
Data control terminal, for the different demands for each region, input the target temperature in each region；
Energy-saving equipment, it is connected with the temperature sensor, according to working as the target temperature in each region and each region
Preceding temperature, temperature control plan is formulated to adjust the power output of the central air-conditioning；
Rotation control device, it is connected with the central air-conditioning and controls central air-conditioning；
Fault sensor, it is connected with central air-conditioning, for sensing whether central air-conditioning leaks electricity；
Alarm, it is connected with fault sensor and is used to alarm.
In such scheme, the energy-saving equipment is connected with the low-temperature receiver main frame and thermal source main frame of central air-conditioning respectively, with respectively
Adjust the power output of the low-temperature receiver main frame and thermal source main frame；
Energy-saving equipment is also connected with refrigerating water pump, cooling pump, heat-exchanger pump and back water pump respectively, and adjusts refrigerating water pump, cold respectively
But the power output of pump and heat-exchanger pump, to adjust freezing pipeline, cooling pipe, fluid in hot water pipeline and water return pipeline respectively
Pressure and flow velocity.
In such scheme, several low-temperature receiver main frames are connected with the rotation control device respectively, the rotation control device
Make several low-temperature receiver main frames rotation work successively；Several thermal source main frames are connected with the rotation control device respectively, the wheel
Changing control device makes several thermal source main frames rotation work successively.
In such scheme, the cooling pump is connected on cooling pipe, the low-temperature receiver main frame and fan coil respectively with institute
The both ends connection of cooling pipe is stated, the cooling pump exports cooling water to the fan coil from low-temperature receiver main frame；The freezing
Pump is connected on freezing pipeline, and the both ends of the low-temperature receiver main frame and fan coil respectively with the freezing pipeline are connected, described cold
Freeze pump to export cooling water to the low-temperature receiver main frame from fan coil.
In such scheme, the heat-exchanger pump is connected on hot water pipeline, the thermal source main frame and fan coil respectively with institute
The both ends connection of hot water pipeline is stated, the heat-exchanger pump exports high-temperature water to the fan coil from thermal source main frame；The backwater
Pump is connected on water return pipeline, and the both ends of thermal source main frame and fan coil respectively with the water return pipeline are connected, described time
Water pump exports high-temperature water to the thermal source main frame from fan coil.
In such scheme, multiple fan coils of the central air-conditioning are separately mounted in each region, for adjusting
The Current Temperatures in variant region；Several temperature sensors are separately mounted in each region, and with multiple fan coils
Correspond, for sensing the Current Temperatures in each region；
The fault sensor is leakage current sensor, and the fault sensor is connected with the power line of the central air-conditioning
And detect the power line；The fault sensor detects that power line leaks electricity, then to the alarm output alarm signal, institute
Alarm is stated to be alarmed according to the alarm signal.
A kind of energy-saving control method, including cooling flow and heating flow；
The cooling flow comprises the following steps：
L1. the Current Temperatures in each region are sensed by temperature sensor, and Current Temperatures are exported to energy-saving equipment；
L2. in data control terminal sets target temperature, data control terminal exports target temperature to energy-conservation to be set staff
It is standby；
L3. energy-saving equipment formulates temperature control plan according to the target temperature in each region and the Current Temperatures in each region；
L4. energy-saving equipment controls the power output of the low-temperature receiver main frame of central air-conditioning, and freezing according to the temperature control plan
The power output of pump and cooling pump, and then adjust the pressure and flow velocity of fluid in freezing pipeline and cooling pipe；
L5. the monitoring of rotation control device is currently at the run time of the low-temperature receiver main frame of working condition, when the run time
When reaching the scheduled time set in rotation control device, rotation control device is then by the low-temperature receiver Host Shutdown, while start it
He is in the low-temperature receiver main frame of holding state, enables several low-temperature receiver main frame rotation alternations successively；
The heating flow comprises the following steps：
R1. the Current Temperatures in each region are sensed by temperature sensor, and Current Temperatures are exported to energy-saving equipment；
R2. in data control terminal sets target temperature, data control terminal exports target temperature to energy-conservation to be set staff
It is standby；
R3. energy-saving equipment formulates temperature control plan according to the target temperature in each region and the Current Temperatures in each region；
R4. energy-saving equipment controls the power output of the thermal source main frame of central air-conditioning, and hot water according to the temperature control plan
The power output of pump and back water pump, and then adjust the pressure and flow velocity of fluid in hot water pipeline and water return pipeline；
R5. the monitoring of rotation control device is currently at the run time of the thermal source main frame of working condition, when the run time
When reaching the scheduled time set in rotation control device, rotation control device is then by the thermal source Host Shutdown, while start it
He is in the thermal source main frame of holding state, enables several thermal source main frame rotation alternations successively.
In such scheme, the temperature control plan described in the L3 in the cooling flow comprises the following steps：
L31. the energy-saving equipment makes target temperature subtract each other with Current Temperatures respectively, obtains temperature difference；
If L32. the temperature difference is negative value, the energy-saving equipment control cooling pump and freezing pump startup；
L33. the energy-saving equipment controls the pressure and flow of cooling water in the cooling pump control cooling pipe, and then controls
The pressure and flow for the cooling water that system is flowed into the fan coil；
L34. the energy-saving equipment controls the pressure and flow of cooling water in the refrigerating water pump control freezing pipeline, and then controls
System flows out the pressure and flow of the cooling water in the fan coil；
L35. the energy-saving equipment monitors the pressure of cooling water in the cooling pipe and freezing pipeline of the fan coil in each region
After power and flow, the low-temperature receiver main frame is adjusted, makes the power output of the low-temperature receiver main frame and the cooling tube of each region fan coil
The pressure of cooling water and flow sum are mutually matched in road and freezing pipeline；
The temperature control plan described in R3 in the heating flow comprises the following steps：
R31. the energy-saving equipment makes target temperature subtract each other with Current Temperatures, obtains temperature difference；
If R32. the temperature difference is on the occasion of energy-saving equipment control low-temperature receiver main frame, water supply pump and the backwater pump startup；
R33. the energy-saving equipment controls the low-temperature receiver main frame to adjust the power output of the low-temperature receiver main frame, the energy-conservation
Equipment controls the pressure and flow of high-temperature water in the water supply pump control cold water pipes, and then controls and flow into the fan coil
High-temperature water pressure and flow；
R34. the energy-saving equipment controls the pressure and flow of high-temperature water in the back water pump control water return pipeline, and then controls
System flows out the pressure and flow of the high-temperature water in the fan coil；
R35. the energy-saving equipment monitors the pressure of high-temperature water in the hot water pipeline and water return pipeline of the fan coil in each region
The thermal source main frame is adjusted after power and flow, makes the power output of the thermal source main frame and the hot water pipeline of each region fan coil
It is mutually matched with the pressure and flow sum of high-temperature water in water return pipeline.
In such scheme, in the cooling flow, there is the energy-saving equipment refrigerated energy-saving temperature range and refrigeration to save
Section can be adjusted；The left end point of the refrigerated energy-saving temperature range is the target temperature, the refrigerated energy-saving regulation section
Midpoint is the target temperature；
If the absolute value of the temperature difference is more than the length of the refrigerated energy-saving temperature range, the energy-saving equipment controls institute
State low-temperature receiver main frame, cooling pump and the output of refrigerating water pump full power；
If the absolute value of the temperature difference is less than the length of the refrigerated energy-saving temperature range, the energy-saving equipment controls institute
State low-temperature receiver main frame, cooling pump and refrigerating water pump and linearly reduce power output；
If Current Temperatures reach the left end point in refrigerated energy-saving regulation section, the energy-saving equipment control the low-temperature receiver main frame,
Cooling pump and refrigerating water pump are stopped；
If Current Temperatures reach the right endpoint in refrigerated energy-saving regulation section, the energy-saving equipment control the low-temperature receiver main frame,
Cooling pump and freezing pump startup, and low-temperature receiver main frame, cooling pump and the refrigerating water pump is worked in the state of low-power, until working as
Preceding temperature is stopped when reaching the left end point in refrigerated energy-saving regulation section again.
In such scheme, in the heating flow, there is the energy-saving equipment heating energy efficiency temperature section and heating to save
Section can be adjusted；The right endpoint in the heating energy efficiency temperature section is the target temperature, the heating energy-conservation regulation section
Midpoint is the target temperature；
If the absolute value of the temperature difference is more than the length in the heating energy efficiency temperature section, the energy-saving equipment controls institute
State thermal source main frame, heat-exchanger pump and the output of back water pump full power；
If the absolute value of the temperature difference is less than the length in the heating energy efficiency temperature section, the energy-saving equipment controls institute
State thermal source main frame, heat-exchanger pump and back water pump and linearly reduce power output；
If Current Temperatures reach the right endpoint in heating energy-conservation regulation section, the energy-saving equipment control the thermal source main frame,
Heat-exchanger pump and back water pump are stopped；
If Current Temperatures reach the left end point in heating energy-conservation regulation section, the energy-saving equipment control the thermal source main frame,
Heat-exchanger pump and backwater pump startup, and thermal source main frame, heat-exchanger pump and the back water pump is worked in the state of low-power, until working as
Preceding temperature is stopped when reaching the right endpoint in heating energy-conservation regulation section again.
The advantages of the utility model and beneficial effect are：The utility model provides a kind of energy-saving control system, and regulation is each
The refrigeration or heats power of the fan coil in region, and the refrigerating water pump, cold being connected with the fan coil in each region is controlled in real time
But pump, heat-exchanger pump and back water pump, with the cold blast rate and hot blast rate for accurately controlling the fan coil in each region to export, and then improve
The utilization rate of the energy, reduce the overall energy consumption of central air-conditioning；Single low-temperature receiver main frame or thermal source main frame are avoided due to the working time
It is long and situation about damaging occur, it ensure that central air-conditioning can be long lasting for stable work；Improve Energy Saving Control system
The automaticity of system, reduce artificial use, reduce recruitment cost；The stabilization of each regional temperature is ensure that, is avoided
Cause energy expenditure to increase suddenly due to direct-cut operation of the central air-conditioning in startup or closing, and cause the feelings of energy waste
Condition；The drain conditions of central air-conditioning are sensed, and alarmed by alarm, improve the safety that central air-conditioning uses
Property.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural schematic block diagram of energy-saving control system of the utility model.
In figure：1st, central air-conditioning 2, temperature sensor 3, data control terminal 4, energy-saving equipment
5th, rotation control device 6, fault sensor 7, alarm
10th, fan coil 11, low-temperature receiver main frame 12, thermal source main frame 13, refrigerating water pump
14th, cooling pump 15, heat-exchanger pump 16, back water pump 17, freezing pipeline
18th, cooling pipe 19, hot water pipeline 20, water return pipeline
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
As shown in figure 1, the utility model is a kind of energy-saving control system, for reducing the energy consumption of central air-conditioning 1, central hollow
1 temperature for being used to adjust each region in building is adjusted, energy-saving control system includes：
Temperature sensor 2, in building, for sensing the Current Temperatures in each region in real time；
Data control terminal 3, for the different demands for each region, input the target temperature in each region；
Energy-saving equipment 4, it is connected with temperature sensor 2, according to the target temperature in each region and the Current Temperatures in each region,
Temperature control plan is formulated to adjust the power output of central air-conditioning 1；
Rotation control device 5, it is connected with central air-conditioning 1 and controls central air-conditioning 1；
Fault sensor 6, it is connected with central air-conditioning 1, for sensing whether central air-conditioning 1 leaks electricity；
Alarm 7, it is connected with fault sensor 6 and for alarming.
Specifically, energy-saving equipment 4 is connected with the low-temperature receiver main frame 11 and thermal source main frame 12 of central air-conditioning 1 respectively, to adjust respectively
Save the power output of low-temperature receiver main frame 11 and thermal source main frame 12；
Energy-saving equipment 4 is also connected with refrigerating water pump 13, cooling pump 14, heat-exchanger pump 15 and back water pump 16 respectively, and is adjusted respectively
The power output of refrigerating water pump 13, cooling pump 14 and heat-exchanger pump 15, to adjust freezing pipeline 17, cooling pipe 18, hot-water line respectively
The pressure and flow velocity of fluid in road 19 and water return pipeline 20.
Further, several low-temperature receiver main frames 11 are connected with rotation control device 5 respectively, and rotation control device 5 makes some
Individual low-temperature receiver main frame 11 rotation work successively；Several thermal source main frames 12 are connected with rotation control device 5 respectively, rotation control device
5 make several thermal source main frames 12 rotation work successively.
Further, cooling pump 14 is connected on cooling pipe 18, low-temperature receiver main frame 11 and fan coil 10 respectively with cooling
The both ends connection of pipeline 18, cooling pump 14 export cooling water to fan coil 10 from low-temperature receiver main frame 11；Refrigerating water pump 13 is connected to
Freeze on pipeline 17, low-temperature receiver main frame 11 and fan coil 10 are connected with freezing the both ends of pipeline 17 respectively, and refrigerating water pump 13 will cool down
Water is exported to low-temperature receiver main frame 11 from fan coil 10.
Further, heat-exchanger pump 15 is connected on hot water pipeline 19, thermal source main frame 12 and fan coil 10 respectively with hot water
The both ends connection of pipeline 19, heat-exchanger pump 15 export high-temperature water to fan coil 10 from thermal source main frame 12；Back water pump 16 is connected to
On water return pipeline 20, the both ends of thermal source main frame 12 and fan coil 10 respectively with water return pipeline 20 are connected, and back water pump 16 is by high temperature
Water is exported to thermal source main frame 12 from fan coil 10.
Preferably, multiple fan coils 10 of central air-conditioning 1 are separately mounted in each region, for adjusting variant region
Current Temperatures；Several temperature sensors 2 are separately mounted in each region, and are corresponded with multiple fan coils 10, are used
In the Current Temperatures for sensing each region；
Fault sensor 6 is the power line (not shown) of leakage current sensor, fault sensor 6 and central air-conditioning 1
Connect and detect power line；Fault sensor 6 detects that power line leaks electricity, then to the output alarm signal of alarm 7, alarm 7
Alarmed according to the alarm signal.
A kind of energy-saving control method, including cooling flow and heating flow；
Cooling flow comprises the following steps：
L1. the Current Temperatures in each region are sensed by temperature sensor 2, and Current Temperatures are exported to energy-saving equipment 4；
L2. staff exports target temperature to energy-conservation in the sets target temperature of data control terminal 3, data control terminal 3
Equipment 4；
L3. energy-saving equipment 4 formulates temperature control plan according to the target temperature in each region and the Current Temperatures in each region；
L4. energy-saving equipment 4 controls the power output of the low-temperature receiver main frame 11 of central air-conditioning 1, and freezing according to temperature control plan
The power output of pump 13 and cooling pump 14, and then adjust the pressure and flow velocity of fluid in freezing pipeline 17 and cooling pipe 18；
L5. rotation control device 5 monitors the run time for the low-temperature receiver main frame 11 for being currently at working condition, when the operation
Between when reaching the scheduled time set in rotation control device 5, rotation control device 5 then closes the low-temperature receiver main frame 11, simultaneously
Start other low-temperature receiver main frames 11 for being in holding state, enable several rotation alternations successively of low-temperature receiver main frame 11；
Heating flow comprises the following steps：
R1. the Current Temperatures in each region are sensed by temperature sensor 2, and Current Temperatures are exported to energy-saving equipment 4；
R2. staff exports target temperature to energy-conservation in the sets target temperature of data control terminal 3, data control terminal 3
Equipment 4；
R3. energy-saving equipment 4 formulates temperature control plan according to the target temperature in each region and the Current Temperatures in each region；
R4. energy-saving equipment 4 controls the power output of the thermal source main frame 12 of central air-conditioning 1, and hot water according to temperature control plan
The power output of pump 15 and back water pump 16, and then adjust the pressure and flow velocity of fluid in hot water pipeline 19 and water return pipeline 20；
R5. rotation control device 5 monitors the run time for the thermal source main frame 12 for being currently at working condition, when the operation
Between when reaching the scheduled time set in rotation control device 5, rotation control device 5 then closes the thermal source main frame 12, simultaneously
Start other thermal source main frames 12 for being in holding state, enable several rotation alternations successively of thermal source main frame 12.
Further, the temperature control plan of the L3 in cooling flow comprises the following steps：
L31. energy-saving equipment 4 makes target temperature subtract each other with Current Temperatures, obtains temperature difference；
If L32. temperature difference is negative value, energy-saving equipment 4 controls low-temperature receiver main frame 11, cooling pump 14 and refrigerating water pump 13 to start；
L33. to adjust the power output of low-temperature receiver main frame 11, energy-saving equipment 4 controls cold the control of energy-saving equipment 4 low-temperature receiver main frame 11
But pump 14 controls the pressure and flow of cooling water in cooling pipe 18, and then controlling stream enters the pressure of the cooling water in fan coil 10
Power and flow；
L34. energy-saving equipment 4 controls the pressure and flow of cooling water in the control freezing pipeline 17 of refrigerating water pump 13, and then controls
Flow out the pressure and flow of the cooling water in fan coil 10；
L35. the energy-saving equipment 4 monitors cools down in the cooling pipe 18 and freezing pipeline 17 of the fan coil 10 in each region
After the pressure and flow of water, the low-temperature receiver main frame 11 is adjusted, makes the power output of the low-temperature receiver main frame 11 and each region fan unit
The pressure of cooling water and flow sum are mutually matched in the cooling pipe 18 and freezing pipeline 17 of pipe 10；
The temperature control plan of R3 in heating flow comprises the following steps：
R31. energy-saving equipment 4 makes target temperature subtract each other with Current Temperatures, obtains temperature difference；
R32. if temperature difference is on the occasion of energy-saving equipment 4 controls low-temperature receiver main frame 11, water supply pump and back water pump 16 to start；
R33. to adjust the power output of low-temperature receiver main frame 11, energy-saving equipment 4 controls cold the control of energy-saving equipment 4 low-temperature receiver main frame 11
Water pump control cold water pipes in high-temperature water pressure and flow, and then controlling stream enter the high-temperature water in fan coil 10 pressure and
Flow；
R34. energy-saving equipment 4 controls back water pump 16 to control the pressure and flow of high-temperature water in water return pipeline 20, and then controls
Flow out the pressure and flow of the high-temperature water in fan coil 10；
R35. the energy-saving equipment 4 monitors high temperature in the hot water pipeline 19 and water return pipeline 20 of the fan coil 10 in each region
The thermal source main frame 12 is adjusted after the pressure and flow of water, makes the power output of the thermal source main frame 12 and each region fan coil
The pressure of high-temperature water and flow sum are mutually matched in 10 hot water pipeline 19 and water return pipeline 20.
Specifically, in cooling flow, energy-saving equipment 4 has refrigerated energy-saving temperature range and refrigerated energy-saving regulation section；
The left end point of refrigerated energy-saving temperature range is target temperature, and the midpoint in refrigerated energy-saving regulation section is target temperature；
If the absolute value of temperature difference is more than the length of refrigerated energy-saving temperature range, energy-saving equipment 4 controls low-temperature receiver main frame 11, cold
But pump 14 and the output of the full power of refrigerating water pump 13；
If the absolute value of temperature difference is less than the length of refrigerated energy-saving temperature range, energy-saving equipment 4 controls low-temperature receiver main frame 11, cold
But pump 14 and refrigerating water pump 13 linearly reduce power output；
If Current Temperatures reach the left end point in refrigerated energy-saving regulation section, energy-saving equipment 4 controls low-temperature receiver main frame 11, cooling pump
14 and refrigerating water pump 13 be stopped；
If Current Temperatures reach the right endpoint in refrigerated energy-saving regulation section, energy-saving equipment 4 controls low-temperature receiver main frame 11, cooling pump
14 and refrigerating water pump 13 start, and low-temperature receiver main frame 11, cooling pump 14 and refrigerating water pump 13 is worked in the state of low-power, until working as
Preceding temperature is stopped when reaching the left end point in refrigerated energy-saving regulation section again.
Specifically, in flow is heated, energy-saving equipment 4 has heating energy efficiency temperature section and heating energy-conservation regulation section；
The right endpoint for heating energy efficiency temperature section is target temperature, and the midpoint in heating energy-conservation regulation section is target temperature；
If the absolute value of temperature difference is more than the length in heating energy efficiency temperature section, energy-saving equipment 4 controls thermal source main frame 12, heat
Water pump 15 and the output of the full power of back water pump 16；
If the absolute value of temperature difference is less than the length in heating energy efficiency temperature section, energy-saving equipment 4 controls thermal source main frame 12, heat
Water pump 15 and back water pump 16 linearly reduce power output；
If Current Temperatures reach the right endpoint in heating energy-conservation regulation section, energy-saving equipment 4 controls thermal source main frame 12, heat-exchanger pump
15 and back water pump 16 be stopped；
If Current Temperatures reach the left end point in heating energy-conservation regulation section, energy-saving equipment 4 controls thermal source main frame 12, heat-exchanger pump
15 and back water pump 16 start, and thermal source main frame 12, heat-exchanger pump 15 and back water pump 16 is worked in the state of low-power, until working as
Preceding temperature is stopped when reaching the right endpoint in heating energy-conservation regulation section again.
The operation principle of above-mentioned technical proposal is：
Sense the Current Temperatures in each region respectively by multiple temperature sensors 2, and the Current Temperatures in each region are exported
To energy-saving equipment 4；Energy-saving equipment 4 adjusts low-temperature receiver main frame 11, thermal source main frame 12, freezing respectively according to the Current Temperatures in each region
Pump 13, cooling pump 14, heat-exchanger pump 15 and back water pump 16, with regulation freezing pipeline 17, cooling pipe 18, hot water pipeline 19 and backwater
The pressure and flow velocity of fluid in pipeline 20, and then the refrigeration or heats power of the fan coil 10 for adjusting each region are realized, reduce
The energy resource consumption of central air-conditioning 1；
Temperature sensor 2 exports the Current Temperatures in each region to energy-saving equipment 4 in real time, the control in real time of energy-saving equipment 4 with it is each
Refrigerating water pump 13, cooling pump 14, heat-exchanger pump 15 and the back water pump 16 that the fan coil 10 in region connects, accurately to control each region
The cold blast rate and hot blast rate that fan coil 10 exports, and then the utilization rate of the energy is improved, reduce the overall energy of central air-conditioning 1
Consumption；
Make several low-temperature receiver main frames 11 or the rotation alternation successively of thermal source main frame 12 using rotation control device 5, avoid
There is situation about damaging because the working time is long in single low-temperature receiver main frame or thermal source main frame, ensure that central air-conditioning 1 can be grown
Time continual and steady work；
Coordinate energy-saving control system to use by formulating energy-saving control method, improve the automation journey of energy-saving control system
Degree, reduces artificial use, reduces recruitment cost；By using refrigerated energy-saving temperature range, refrigerated energy-saving regulation section,
Energy efficiency temperature section and heating energy-conservation regulation section are heated, central air-conditioning 1 is reduced output work when close to target temperature
Rate, and then reduce energy resource consumption；Central air-conditioning 1 can be also set Current Temperatures is adjusted section or heating in refrigerated energy-saving simultaneously
Energy-conservation regulation is floated in section, and then ensures that Current Temperatures are infinitely close to target temperature, ensure that the stabilization of each regional temperature,
And avoid causes energy expenditure to increase suddenly due to direct-cut operation of the central air-conditioning 1 in startup or closing, and causes energy
The situation that source wastes.
The drain conditions of central air-conditioning 1 are sensed by using fault sensor 6 and alarm 7, if central air-conditioning 1
There are drain conditions, then alarmed by alarm 7, improve the security that central air-conditioning 1 uses.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (6)
1. a kind of energy-saving control system, for reducing the energy consumption of central air-conditioning, the central air-conditioning is used to adjust in building
The temperature in each region, it is characterised in that the energy-saving control system includes：
Temperature sensor, in building, for sensing the Current Temperatures in each region in real time；
Data control terminal, for the different demands for each region, input the target temperature in each region；
Energy-saving equipment, it is connected with the temperature sensor, according to the target temperature in each region and the current temperature in each region
Degree, temperature control plan is formulated to adjust the power output of the central air-conditioning；
Rotation control device, it is connected with the central air-conditioning and controls central air-conditioning；
Fault sensor, it is connected with central air-conditioning, for sensing whether central air-conditioning leaks electricity；
Alarm, it is connected with fault sensor and is used to alarm.
A kind of 2. energy-saving control system according to claim 1, it is characterised in that the energy-saving equipment respectively with central hollow
The low-temperature receiver main frame of tune connects with thermal source main frame, to adjust the power output of the low-temperature receiver main frame and thermal source main frame respectively；
Energy-saving equipment is also connected with refrigerating water pump, cooling pump, heat-exchanger pump and back water pump respectively, and adjusts refrigerating water pump, cooling pump respectively
With the power output of heat-exchanger pump, with adjust respectively freezing pipeline, cooling pipe, in hot water pipeline and water return pipeline fluid pressure
And flow velocity.
A kind of 3. energy-saving control system according to claim 2, it is characterised in that several low-temperature receiver main frames respectively with it is described
Rotation control device connects, and the rotation control device makes several low-temperature receiver main frames rotation work successively；Several thermal source main frames
It is connected respectively with the rotation control device, the rotation control device makes several thermal source main frames rotation work successively.
4. a kind of energy-saving control system according to claim 2, it is characterised in that the cooling pump is connected to cooling pipe
On, the both ends of low-temperature receiver main frame and fan coil respectively with the cooling pipe are connected, and the cooling pump is by cooling water from cold
Source host is exported to the fan coil；The refrigerating water pump is connected on freezing pipeline, the low-temperature receiver main frame and fan coil point
Both ends not with the freezing pipeline are connected, and the refrigerating water pump exports cooling water to the low-temperature receiver main frame from fan coil.
5. a kind of energy-saving control system according to claim 2, it is characterised in that the heat-exchanger pump is connected to hot water pipeline
On, the both ends of thermal source main frame and fan coil respectively with the hot water pipeline are connected, and the heat-exchanger pump is by high-temperature water from heat
Source host is exported to the fan coil；The back water pump is connected on water return pipeline, the thermal source main frame and fan coil point
Both ends not with the water return pipeline are connected, and the back water pump exports high-temperature water to the thermal source main frame from fan coil.
A kind of 6. energy-saving control system according to claim 1, it is characterised in that multiple fan units of the central air-conditioning
Pipe is separately mounted in each region, for adjusting the Current Temperatures in variant region；Several temperature sensors are pacified respectively
Corresponded in each region, and with multiple fan coils, for sensing the Current Temperatures in each region；
The fault sensor is leakage current sensor, and the fault sensor is connected and examined with the power line of the central air-conditioning
Survey the power line；The fault sensor detects that power line leaks electricity, then to the alarm output alarm signal, the report
Alert device is alarmed according to the alarm signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721042259.8U CN207214360U (en) | 2017-08-18 | 2017-08-18 | A kind of energy-saving control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721042259.8U CN207214360U (en) | 2017-08-18 | 2017-08-18 | A kind of energy-saving control system |
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| CN207214360U true CN207214360U (en) | 2018-04-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094826A (en) * | 2019-04-10 | 2019-08-06 | 深圳供电局有限公司 | A kind of Multi-zone ventilation temperature control system and method |
| CN110865589A (en) * | 2019-12-06 | 2020-03-06 | 中冶华天南京电气工程技术有限公司 | Open-type office area energy-saving control system and control method thereof |
-
2017
- 2017-08-18 CN CN201721042259.8U patent/CN207214360U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094826A (en) * | 2019-04-10 | 2019-08-06 | 深圳供电局有限公司 | A kind of Multi-zone ventilation temperature control system and method |
| CN110865589A (en) * | 2019-12-06 | 2020-03-06 | 中冶华天南京电气工程技术有限公司 | Open-type office area energy-saving control system and control method thereof |
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Granted publication date: 20180410 |