CN101220605B - Automatic relay water supply equipment control system for super high-rise and control method - Google Patents
Automatic relay water supply equipment control system for super high-rise and control method Download PDFInfo
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- CN101220605B CN101220605B CN2008100139644A CN200810013964A CN101220605B CN 101220605 B CN101220605 B CN 101220605B CN 2008100139644 A CN2008100139644 A CN 2008100139644A CN 200810013964 A CN200810013964 A CN 200810013964A CN 101220605 B CN101220605 B CN 101220605B
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Abstract
The invention provides a control system and a control method for automatic relay water supply equipment of the super high-rise building, which is characterized in that: the control system is composed of a superior industrial control computer, an inferior master control system and a servant control system; the servant control system is a closed-cycle control system which consists of an alternating current converter specially used for water supply, an I/O control module, a pressure collection module, an electric valve controller and a low-pressure control system, the servant control system drives a booster pump. The inferior machine master control system receives the related parameters sent from the servant control system by a field bus bar and realizes the effective control on the whole servant control system; the field bus bar is also utilized to send the major parameters, status and the corresponding warning message of the servant control system to the superior industrial control computer and receive the control instructions sent by a remote monitoring operation system under the manual mode. The invention can realize the linkage relayed water supply of multilevel water supply equipment, which ensures the whole equipment to be in an interlocked control state, so as to realize the purpose of automatic operation without manual operation.
Description
Technical field
The invention belongs to the supply equipment technical field, the particularly improvement of super highrise building water supply equipment control system and control method is a kind of automatic relay water supply equipment control system for super high-rise and control method specifically.
Background technology
Along with social development, super highrise building more than 30 layers emerges in an endless stream, at present, the method that the water supply of this super highrise building is adopted is: super highrise building is divided into a plurality of water supply grades, in different grades, on the promptly corresponding floor, build a plurality of large pools, the tap water of water supply network is put into the pond, be pressurised into the user by water pump again and supply water.This way of supplying water is owing to need build the pond, and floor space is bigger; Living water use is taken from large pool, exists the secondary pollution problem of water, and user's health is caused damage; In addition, after the tap water of water supply network enters the pond, the pressure of pipe network is eliminated naturally, need be pressurised into the user with water pump again under the zero pressure state supplies water, this just need select powerful water pump for use, and add reducing valve again at middle low layer, and the water that has pressurizeed is reduced pressure once more, cause energy waste; Powerful water pump noise when operation is also very big.
In addition, the control method of this water system is to add a switch board on every cover force (forcing) pump group side to control separately, and administrative staff will arrive every grade of water supply switch board place floor and check, when equipment breaks down, can not and fix a breakdown in very first time discovery, influence user's water; Regular maintenance also will arrive equipment place floor with maintenance carries out, and causes a lot of inconvenience.
The utility application that is called " the no negative pressure secondary water-supply equipment of super highrise building relay pressurization " that the applicant declares to Patent Office of the People's Republic of China not long ago, the technical scheme of water relay is proposed at the problems referred to above exactly, this supply equipment comprises two cover non-negative pressure water-supply installations at least, by being connected in series, wherein a cover is low district non-negative pressure water-supply installation, the water inlet of low district non-negative pressure water-supply installation is connected with the tap water pipe network, the two-way delivery port one tunnel of low district non-negative pressure water-supply installation is supplied with low district user, one the tunnel with other one the cover non-negative pressure water-supply installation water inlet be connected, district or high district user during the delivery port of an other cover non-negative pressure water-supply installation connects, low district non-negative pressure water-supply installation is arranged on the low layer of building, and other non-negative pressure water-supply installations are arranged on more than the low layer of building.But the technical scheme of this patent application is the mechanical part at supply equipment, and control system and control method is not proposed detailed and concrete technical scheme.
Summary of the invention
The objective of the invention is problem and shortage at the multistage water system existence of existing super highrise building, a kind of automatic relay water supply equipment control system for super high-rise and control method are provided, realize the interlock water relay of multistage supply equipment, make complete equipment be in the interlocked control state, to reach fully automatic operation, need not the people is the purpose of operating, and both can save the energy, also provides convenience for the staff.
The objective of the invention is to be achieved through the following technical solutions: a kind of automatic relay water supply equipment control system for super high-rise, it is characterized in that: described control system is by upper industrial control computer, the next master control system, constitutes from control system, describedly forms closed-loop control system by the special-purpose AC converter that supplies water, I/O control module, pressure acquisition module, motor operated valve control device, low voltage control system, from control system driving booster pump from control system.
Improvement to above-mentioned water supply equipment control system: described slave computer master control system is to reach by the relevant parameter that the fieldbus reception is sent from control system the whole series are control effectively from control system; In addition, master control system also sends from major parameter, state and the corresponding warning message of control system operation to upper industrial control computer by fieldbus, and under manual mode, the control instruction that the receiving remote monitor operating system sends.
A kind of control method of super highrise building automatic relay water supply equipment, it is characterized in that: by upper industrial control computer, the next master control system, constitute control system, describedly form closed-loop control system by the special-purpose AC converter that supplies water, I/O control module, pressure acquisition module, motor operated valve control device, low voltage control system from control system from control system; Concrete control step is as follows:
At first, need to detect the water inlet of supply equipment, i.e. tap water pipe network pressure, when the pressure of water inlet during more than or equal to starting pressure, first cover will drive booster pump after the control system delay adjustments time; Delivery port pressure reaches and is stabilized in setting pressure, and satisfies the requirement of this cover system user water, when the pressure of water inlet when stopping pressure, all devices comprises that promptly first cover is from control system and above out of service from control system;
Then, beginning next moves from control system, when the pressure that detects this control system water inlet during more than or equal to starting pressure, second cover is after the control system delay adjustments time, the motor operated valve control device of the second cover control system is started working, the motor operated valve of water inlet is opened after, will drive booster pump this moment, delivery port pressure reaches and is stabilized in setting pressure subsequently, and satisfies the requirement of this cover system user water; When the pressure of water inlet when stopping pressure, all devices comprises that promptly this cover is from control system and above out of service from control system;
Second cover above from control system by that analogy.
Improvement to above-mentioned supply equipment control method: describedly be: at first from the detailed control method of control system, the water inlet pressure acquisition is by the pressure acquisition module water inlet pressure that collects to be transferred to from control system by the I/O control module, judge from control system, if detect water inlet pressure less than starting pressure, then equipment will be out of service; If water inlet pressure is more than or equal to starting pressure, just by I/O control module and delay adjustments time, first pump frequency conversion that cooperates low voltage control system and AC converter to drive this control system starts;
Then, the pressure acquisition control module feeds back to AC converter and I/O control module respectively with the delivery port pressure of gathering, if delivery port pressure is more than or equal to setting pressure, the frequency of frequency converter will reduce, up to being reduced to minimum frequency, delivery port pressure is also more than or equal to setting pressure, and this moment is with after the certain time, equipment is out of service, is in resting state; After this pressure acquisition module is carried out acquisition testing to delivery port pressure always, if delivery port pressure is less than setting pressure, frequency converter frequency will increase, until reaching setting pressure, if frequency rises to 50Hz, when delivery port pressure did not still reach setting pressure, variable frequency pump switched to power frequency, next pump frequency conversion starts, until the delivery port pressure stability in setting pressure; If second pump frequency rises to 50Hz, when delivery port pressure did not still reach setting pressure, second pump switched to power frequency by frequency conversion, and next pump frequency conversion starts, until the delivery port pressure stability in setting pressure; By that analogy, variable frequency pump is converted to power frequency operation, and next converting operation can reach seven pump operations at most, has a converting operation at least; After the minimizing slowly of user's water, delivery port pressure then can slowly increase, this moment, frequency then can descend, when reducing to low-limit frequency, delivery port pressure is still more than or equal to setting pressure, and the general pump that starts can stop earlier, and then detects mouth of a river pressure, increase less than the setting pressure frequency, general pump is withdrawed from more than or equal to then continuing; When power frequency withdraws from, follow the principle of at first moving back earlier; When power frequency started, the pump of variable frequency starting was converted to power frequency earlier and starts.
Further improvement to above-mentioned supply equipment control method: described slave computer master control system is to reach by the relevant parameter that fieldbus acceptance is sent from control system the whole series are control effectively from control system, mainly receives the pressure of each electric current from control system, voltage, frequency, intake-outlet, the state of water inlet motor operated valve, the duty and the corresponding warning message thereof of booster pump; Master control system according to predefined program stop to sending from control system, startup, modification and setup parameter; In addition, master control system also sends from major parameter, state and the corresponding warning message of control system operation to upper industrial control computer by fieldbus, and under manual mode, the control instruction that the receiving remote monitor operating system sends; When control system breaks down, master control system will receive and export failure alarm signal, allows staff's very first time find fault and in time get rid of.
Further improvement to above-mentioned supply equipment control method: it is by remote monitoring operating system and fieldbus in real time and carry out effectively to master control system and from the monitoring and the operation of control system that described upper industrial control computer mainly acts on; Remote monitoring operating system has manually and automatic two kinds of mode of operations: under the automatic mode of remote monitoring operating system, and the duty of the pressure of the electric current of display monitoring whole system operation in real time, voltage, frequency, intake-outlet, the state of water inlet motor operated valve, booster pump and corresponding warning message thereof; When each when control system occur to be reported to the police, upper industrial control computer interface will be ejected the information of warning automatically, and can show the specifying information of fault; The state of every cover be can also dynamically demonstrate, dynamic the demonstration respectively fluid level condition from control system intake-outlet current stabilization jar and vacuum tank and the duty of water pump comprised from control system operation; In addition, remote monitoring operating system can also be filed and prints on demand the parameter form the major parameter of whole system operation; Under the manual mode of remote monitoring operating system, after input system attendant's administrator's password enters the manual mode of remote monitoring operating system, can finish the manual control of system by corresponding button on mouse and the keyboard operation interface, comprise respectively from the power frequency of control system booster pump with converting operation is controlled and to the modification of other parameters; Complete equipment is not adjusting when being in the operation phase, and remote monitoring operating system is in automatic mode, makes a whole set of control system automatic stabilisation operation.
In the above-mentioned supply equipment control method: described starting pressure is greater than stopping pressure.
The present invention compared with prior art has following advantage and good effect:
1, combines by multinomial technology owing to the present invention, thereby can keep whole system safety, reliable, stable operation.
2, complete equipment automatic interlock control can effectively manage, patrol and examine.
3, use many covers from control system, reduced power of motor, saved the energy greatly.
4, in super highrise building, replace water tank fully, all drawbacks of thoroughly avoiding cistern water supply to produce.
5, the no negative pressure secondary water-supply technology of utilization can not exert an influence to the tap water pipe network.
6, rationally use the pressure of tap water, what differ from, what are mended, can energy conservation.
7, complete equipment compact conformation, occupation space is very little.
8, complete equipment is realized fully automatic operation, without manual control, provides convenience for the staff like this.
Description of drawings
Fig. 1 is the structural representation of a whole set of control system of the present invention;
Fig. 2 is the flow chart of the present invention from the control system interlocking control method;
Fig. 3 is the single flow chart from the control system control method of the present invention;
Fig. 4 is the formation schematic diagram of monitor operating system of the present invention;
Fig. 5 is the schematic diagram of the mechanical part controlled of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail:
Among Fig. 5, elementary non-negative pressure water-supply installation is from compositions such as control system switch board 85, constant-current stabilizer 77, stable-pressure device 83, water inlet collecting pipe 87, water outlet collecting pipe 88, negative pressure inhibition device 76, quiet booster pump 78, handle butterfly valve 79, flap valve 80, pressure sensor 75 and 82, electrically operated valve 72, y-type filter 73, antifouling isolating valve, 74, bypass lines 81.Tap water pipe network 71 is connected to the water inlet of constant-current stabilizer 77 by electrically operated valve 72, y-type filter 73, antifouling isolating valve, 74, termination negative pressure inhibition device 76 and pressure sensor 75 on the constant-current stabilizer 77, the delivery port of constant-current stabilizer 77 is connected to the water inlet of quiet booster pump 78 by water inlet collecting pipe 87, quiet booster pump 78 delivery ports are connected to water outlet collecting pipe 88 by butterfly valve 79, flap valve 80, bypass line 81 is connected with water outlet collecting pipe 88, and stable-pressure device 83 is placed on the delivery port place with pressure sensor 82.Complete equipment is controlled by from control system switch board 85.
The delivery port 84 one tunnel of elementary non-negative pressure water-supply installation is supplied with naive user 86, another road is connected with the water inlet of second level non-negative pressure water-supply installation, the two-way delivery port one tunnel of second level non-negative pressure water-supply installation is supplied with second level user, and another road is connected with the water inlet of next stage non-negative pressure water-supply installation.By that analogy, up to the 124th cover non-negative pressure water-supply installation.
Above-mentioned quiet booster pump 78 is to comprise a quiet pipe box, and quiet pipe box is provided with water inlet and delivery port, and water inlet is arranged on the bottom of quiet pipe box 1.Described delivery port is arranged on quiet pipe box top, at the other outlet valve that is provided with of quiet pipe box top delivery port, when quiet booster pump is worked, the air in the quiet pipe box can be discharged.In addition, the cable outlet is set near the delivery port of quiet pipe box, this cable outlet is Seal Design.Submersible pump bottom and submersible motor are connected as a single entity, and submersible pump and submersible motor are placed in the quiet pipe box, and the delivery port of submersible pump links to each other with the delivery port of quiet pipe box, and submersible pump is fixed in the quiet pipe.The cable of submersible motor leads to the outside of quiet pipe box by the cable outlet.
Near the position of submersible motor one tubular elastic membrane is set at the inwall of quiet pipe box, the elastic membrane outside is fixed on the inwall of quiet pipe box, and an end is fixed on the bottom of quiet pipe box.The effect of elastic membrane is: at the directed runner of the inner formation of quiet pipe box, when preventing the current fluctuation, can alleviate the instability of coming water pressure, and can ftercompction when coming water hydraulic pressure not enough.
Quiet pipe box is a cylindrical shape, and quiet pipe box top is provided with loam cake, with bolt or welding quiet pipe box and loam cake is connected as a single entity.
Among Fig. 1, the whole series of the present invention are formed closed-loop control system from control system 1 by the special-purpose AC converter 7 that supplies water, I/O control module 13, pressure acquisition module 8, motor operated valve control device 12, low voltage control system 9 etc.A whole set of as follows: at first from control system 1 operating principle, after by pressure acquisition module 8 pressure signal of water inlet pressure sensor 75 being fed back to I/O control module 13, utilize the function of self from control system 1, be converted into digital quantity and export to motor operated valve control device 12, then, motor operated valve 72 is opened; After the pressure feedback of delivery port pressure sensor 82 was given AC converter 7, frequency converter 7 brought into operation, and low voltage control system 9 cooperates I/O control module 13 simultaneously, and final formation is a whole set of from control system 1, drives booster pump 78 jointly.For guarantee that system nonserviceables or inspecting state under do not influence water supply, except automatic mode, also have manual mode from control system 1; The maintainer can start or stop control to equipment under manual mode; The whole series can normally be moved under automatic mode from control system 1.
Among Fig. 2, complete equipment of the present invention is 1 startup operation since first cover from control system, at first need to detect the water inlet 41 of this cover supply equipment, be tap water pipe network pressure 41, when the pressure of water inlet during more than or equal to starting pressure 42, first overlaps from control system after 1 delay adjustments time 44, drive booster pump 10, delivery port pressure reaches and is stabilized in setting pressure 45 subsequently, and satisfy the requirement of this complete equipment user water, when the pressure 41 of water inlet when stopping pressure 43, all devices 46 comprises that promptly first cover and above supply equipment are all out of service.After the normal operation of the first cover supply equipment, next cover supply equipment brings into operation, when the pressure 47 that detects this supply equipment water inlet during more than or equal to starting pressure 48, after the second cover supply equipment delay adjustments time 50, the motor operated valve control device 12 of the second cover supply equipment is started working, after the motor operated valve of water inlet is opened, the cover supply equipment will drive booster pump this moment second, delivery port pressure reaches and is stabilized in setting pressure 51 subsequently, and satisfies the requirement of this cover supply equipment user water.When the pressure 47 of water inlet when stopping pressure 49, all devices 53 comprises that promptly this cover and above supply equipment are all out of service.After first and second cover supply equipment operation is normal, begin the operation of next supply equipment again, when the pressure 52 that detects this supply equipment water inlet during more than or equal to starting pressure 54, after the 3rd cover supply equipment delay adjustments time 57, the motor operated valve control device 12 of the 3rd cover supply equipment is started working, after the motor operated valve of water inlet is opened, the cover supply equipment will drive booster pump this moment the 3rd, delivery port pressure reaches and is stabilized in setting pressure 58 subsequently, and satisfies the requirement of this cover supply equipment user water.When the pressure 52 of water inlet when stopping pressure 55, all devices 56 comprises that promptly this cover and above supply equipment are all out of service.By that analogy, can comprise that at most 124 cover supply equipments carry out interlocked control.Described starting pressure is greater than stopping pressure, and starting pressure is generally about 3 times that stop pressure.
Among Fig. 1, slave computer master control system 2 main effects of the present invention are to reach by the relevant parameter that fieldbus 5 receptions are sent from control system 1 a whole set of supply equipment is control effectively.The main parameter from control system 1 that receives has the duty of state, booster pump of pressure, the water inlet motor operated valve of electric current, voltage, frequency, intake-outlet and corresponding warning message thereof etc.; Master control system 2 according to predefined program stop to sending from control system 1, startup, modification and setup parameter; In addition, master control system 2 also sends from major parameter, state and the corresponding warning message of control system 1 operation to upper industrial control computer 3 by fieldbus 5, and under manual mode, the control instruction that receiving remote monitor operating system 4 sends.When control system 1 breaks down, failure alarm signal 6 will be accepted and export to master control system 2, allows staff's very first time find fault and in time get rid of.
Among Fig. 3, single concrete operating principle of the present invention: at first from control system 1, need to detect the water inlet pressure 15 of supply equipment, pressure acquisition module 8 is transferred to the water inlet pressure 15 that collects from control system 1 by I/O control module 13, judge from control system 1, if detect water inlet pressure 15 less than stopping pressure 17, then equipment 36 will be out of service; If water inlet pressure 15 is more than or equal to starting pressure 16, just by I/O control module 13 and delay adjustments time 18, first pump frequency conversion that cooperates low voltage control system 9 and AC converter 7 to drive 10 control systems starts.Then, pressure acquisition control module 8 feeds back to AC converter 7 and I/O control module 13 respectively with the delivery port pressure of gathering 20, if delivery port pressure 20 is more than or equal to setting pressure 21, the frequency of frequency converter 7 will reduce, up to being reduced to minimum frequency, delivery port pressure 20 is also more than or equal to setting pressure 21, and this moment is with after the certain time 27, equipment is out of service, is in resting state 30; After this pressure acquisition module 8 is carried out acquisition testing to delivery port pressure 31 always; If delivery port pressure 20 is less than setting pressure 21, frequency converter 7 frequencies will increase, until reaching setting pressure 25, if frequency rises to 50Hz, when delivery port pressure 24 does not still reach setting pressure 25, variable frequency pump switches to power frequency, and second pump frequency conversion starts, and is stabilized in setting pressure 25 until delivery port pressure 20; If second pump frequency rises to 50Hz, when delivery port pressure 20 did not still reach setting pressure 25, second pump switched to power frequency by frequency conversion, and next pump frequency conversion starts, and is stabilized in setting pressure 25 until delivery port pressure 20.By that analogy, variable frequency pump is converted to power frequency operation, and next converting operation can reach seven pump operations at most, has a converting operation at least.After the minimizing slowly of user's water, 20 of delivery port pressure can slowly increase, this moment, frequency then can descend, when reducing to low-limit frequency, delivery port pressure 20 is still more than or equal to setting pressure 21, and the general pump that starts can stop earlier, and then detects mouth of a river pressure 20, increase less than setting pressure 25 frequencies, general pump is withdrawed from more than or equal to then continuing other.When general pump withdraws from, follow the principle of at first moving back earlier; When power frequency started, the pump of variable frequency starting was converted to power frequency earlier and starts.
Among Fig. 1 and Fig. 4, upper industrial control computer 3 main effects of the present invention are by remote monitoring operating system 4 and fieldbus 5 in real time and carry out effectively to master control system 2 and from the monitoring and the operation of control system 1.Remote monitoring operating system 4 has manual 11 and automatic 14 two kinds of mode of operations: the automatic mode of remote monitoring operating system 4 14 times, and the duty 66 of the pressure 64 of the electric current 61 of display monitoring whole system operation in real time, voltage 62, frequency 63, intake-outlet, the state 65 of water inlet motor operated valve, booster pump and corresponding warning message 67 thereof etc.; When each when reporting to the police appears in control system 1, upper industrial control computer 3 interfaces will be ejected the information 67 of warning automatically, and can show the specifying information of fault.Can also dynamically demonstrate the state of every cover from control system 1 operation, such as, the respectively fluid level condition from control system intake-outlet current stabilization jar and vacuum tank and the duty of water pump dynamically shown; In addition, remote monitoring operating system 4 can also file 68 and print on demand parameter form 69 to the major parameter of whole system operation.The manual mode of remote monitoring operating system 4 11 times, after input system attendant's administrator's password 90 enters the manual mode 11 of remote monitoring operating system 4, can can finish manual mode 11 controls of system by corresponding button 93 on mouse 91 and keyboard 92 operation interfaces, such as: to respectively from the power frequency of control system 1 booster pump with converting operation is controlled and to the modification of other parameters etc.Complete equipment is not adjusting when being in normal operating phase, and remote monitoring operating system 4 is in automatic mode 14, makes a whole set of control system can the automatic stabilisation operation.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention is not limited to above-mentioned giving an example, those skilled in the art, and in essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.
Claims (5)
1. the control method of a super highrise building automatic relay water supply equipment, it is characterized in that: by upper industrial control computer, the next master control system, constitute control system, describedly form closed-loop control system by the special-purpose AC converter that supplies water, I/O control module, pressure acquisition module, motor operated valve control device, low voltage control system from control system from control system; Described elementary non-negative pressure water-supply installation from control system control comprises that elementary non-negative pressure water-supply installation is from control system switch board, constant-current stabilizer, stable-pressure device, water inlet collecting pipe, water outlet collecting pipe, negative pressure inhibition device, quiet booster pump, handle butterfly valve, flap valve, pressure sensor, electrically operated valve, y-type filter, antifouling isolating valve,, bypass line; The water inlet that electrically operated valve, y-type filter, antifouling isolating valve, are connected to constant-current stabilizer is crossed by running water pipe Netcom, termination negative pressure inhibition device and pressure sensor on the constant-current stabilizer, the delivery port of constant-current stabilizer is connected to the water inlet of quiet booster pump by the water inlet collecting pipe, quiet booster pump delivery port is connected to the water outlet collecting pipe by butterfly valve, flap valve, bypass line is connected with the water outlet collecting pipe, and stable-pressure device and pressure sensor are placed on the delivery port place; Complete equipment is controlled by from the control system switch board; The delivery port one tunnel of elementary non-negative pressure water-supply installation is supplied with naive user, another road is connected with the water inlet of second level non-negative pressure water-supply installation, the two-way delivery port one tunnel of second level non-negative pressure water-supply installation is supplied with second level user, and another road is connected with the water inlet of next stage non-negative pressure water-supply installation; Describedly be: at first from the control system operating principle, after by the pressure acquisition module pressure signal of water inlet pressure sensor being fed back to the I/O control module, utilize self function, be converted into digital quantity and export to motor operated valve control device from control system, then, motor operated valve is opened; After the pressure feedback of delivery port pressure sensor was given AC converter, frequency converter brought into operation, and low voltage control system cooperates the I/O control module simultaneously, and final formation is a whole set of from control system, drives booster pump jointly;
Concrete control step is as follows:
At first, need to detect the water inlet of supply equipment, i.e. tap water pipe network pressure, when the pressure of water inlet during more than or equal to starting pressure, first cover will drive booster pump after the control system delay adjustments time; Delivery port pressure reaches and is stabilized in setting pressure, and satisfies the requirement of this cover system user water, when the pressure of water inlet when stopping pressure, all devices comprises that promptly first cover is from control system and above out of service from control system;
Then, beginning next moves from control system, when the pressure that detects this control system water inlet during more than or equal to starting pressure, second cover is after the control system delay adjustments time, the motor operated valve control device of the second cover control system is started working, the motor operated valve of water inlet is opened after, will drive booster pump this moment, delivery port pressure reaches and is stabilized in setting pressure subsequently, and satisfies the requirement of this cover system user water; When the pressure of water inlet when stopping pressure, all devices comprises that promptly this cover is from control system and above out of service from control system;
Second cover above from control system by that analogy.
2. according to the control method of the described super highrise building automatic relay water supply equipment of claim 1, it is characterized in that: describedly be: at first from the detailed control method of control system, the water inlet pressure acquisition is by the pressure acquisition module water inlet pressure that collects to be transferred to from control system by the I/O control module, judge from control system, if detect water inlet pressure less than stopping pressure, then equipment will be out of service; If water inlet pressure is more than or equal to starting pressure, just by I/O control module and delay adjustments time, first pump frequency conversion that cooperates low voltage control system and AC converter to drive this control system starts;
Then, the pressure acquisition control module feeds back to AC converter and I/O control module respectively with the delivery port pressure of gathering, if delivery port pressure is more than or equal to setting pressure, the frequency of frequency converter will reduce, up to being reduced to minimum frequency, delivery port pressure is also more than or equal to setting pressure, and this moment is with after the certain time, equipment is out of service, is in resting state; After this pressure acquisition module is carried out acquisition testing to delivery port pressure always, if delivery port pressure is less than setting pressure, frequency converter frequency will increase, until reaching setting pressure, if frequency rises to 50Hz, when delivery port pressure did not still reach setting pressure, variable frequency pump switched to power frequency, next pump frequency conversion starts, until the delivery port pressure stability in setting pressure; If second pump frequency rises to 50Hz, when delivery port pressure did not still reach setting pressure, second pump switched to power frequency by frequency conversion, and next pump frequency conversion starts, until the delivery port pressure stability in setting pressure; By that analogy, variable frequency pump is converted to power frequency operation, and next converting operation can reach seven pump operations at most, has a converting operation at least; After the minimizing slowly of user's water, delivery port pressure then can slowly increase, this moment, frequency then can descend, when reducing to low-limit frequency, delivery port pressure is still more than or equal to setting pressure, and the general pump that starts can stop earlier, and then detects mouth of a river pressure, increase less than the setting pressure frequency, general pump is withdrawed from more than or equal to then continuing; When power frequency withdrawed from, that rises earlier moved back earlier; When power frequency started, the pump of variable frequency starting was converted to power frequency earlier and starts.
3. according to the control method of claim 1 or 2 described super highrise building automatic relay water supply equipments, it is characterized in that: described slave computer master control system is to reach by the relevant parameter that fieldbus acceptance is sent from control system the whole series are control effectively from control system, mainly receives the pressure of each electric current from control system, voltage, frequency, intake-outlet, the state of water inlet motor operated valve, the duty and the corresponding warning message thereof of booster pump; Master control system according to predefined program stop to sending from control system, startup, modification and setup parameter; In addition, master control system also sends from major parameter, state and the corresponding warning message of control system operation to upper industrial control computer by fieldbus, and under manual mode, the control instruction that the receiving remote monitor operating system sends; When control system breaks down, master control system will receive and export failure alarm signal, allows staff's very first time find fault and in time get rid of.
4. according to the control method of the described super highrise building automatic relay water supply equipment of claim 3, it is characterized in that: it is by remote monitoring operating system and fieldbus in real time and carry out effectively to master control system and from the monitoring and the operation of control system that described upper industrial control computer mainly acts on; Remote monitoring operating system has manually and automatic two kinds of mode of operations: under the automatic mode of remote monitoring operating system, and the duty of the pressure of the electric current of display monitoring whole system operation in real time, voltage, frequency, intake-outlet, the state of water inlet motor operated valve, booster pump and corresponding warning message thereof; When each when control system occur to be reported to the police, upper industrial control computer interface will be ejected the information of warning automatically, and can show the specifying information of fault; The state of every cover be can also dynamically demonstrate, dynamic the demonstration respectively fluid level condition from control system intake-outlet current stabilization jar and vacuum tank and the duty of water pump comprised from control system operation; In addition, remote monitoring operating system can also be filed and prints on demand the parameter form the major parameter of whole system operation; Under the manual mode of remote monitoring operating system, after input system attendant's administrator's password enters the manual mode of remote monitoring operating system, can finish the manual control of system by corresponding button on mouse and the keyboard operation interface, comprise respectively from the power frequency of control system booster pump with converting operation is controlled and to the modification of other parameters; Complete equipment is not adjusting when being in the operation phase, and remote monitoring operating system is in automatic mode, makes a whole set of control system automatic stabilisation operation.
5. according to the control method of claim 1 or 2 described super highrise building automatic relay water supply equipments, it is characterized in that: described starting pressure is greater than stopping pressure.
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| CN2008100139644A CN101220605B (en) | 2008-01-24 | 2008-01-24 | Automatic relay water supply equipment control system for super high-rise and control method |
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| CN2008100139644A CN101220605B (en) | 2008-01-24 | 2008-01-24 | Automatic relay water supply equipment control system for super high-rise and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876177A (en) * | 2009-01-30 | 2010-11-03 | 株式会社日立产机系统 | Middle-high building thing supercharging water supply system |
| CN101922443A (en) * | 2009-06-15 | 2010-12-22 | 上海远动科技有限公司 | Control method of variable frequency lift pump based on liquid level adjustment |
| CN104005450A (en) * | 2013-02-27 | 2014-08-27 | 北京威派格科技发展有限公司 | Water pressure controller having accurate adjusting and non-return functions |
| CN103422539B (en) * | 2013-09-02 | 2014-12-24 | 大连莱力柏信息技术股份有限公司 | Secondary water supply booster pump station energy saving method based on network large closed loop control system |
| CN103777613B (en) * | 2014-01-26 | 2016-08-24 | 广州广电运通金融电子股份有限公司 | Principal and subordinate's information realtime interactive method and system |
| CN104563212A (en) * | 2014-07-22 | 2015-04-29 | 上海大众祥源动力供应有限公司 | Variable-frequency constant-pressure make-up water control system on basis of PI (Proportional-Integral) regulation |
| CN107604974A (en) * | 2017-10-24 | 2018-01-19 | 浙江融乐环境科技有限公司 | A kind of non-negative pressure frequency-changing water supply device |
| CN114321724A (en) * | 2021-11-25 | 2022-04-12 | 中国恩菲工程技术有限公司 | Lime milk conveying method and device |
-
2008
- 2008-01-24 CN CN2008100139644A patent/CN101220605B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101220605A (en) | 2008-07-16 |
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