CN1972072A - Parallel uninterrupted power supply system - Google Patents

Parallel uninterrupted power supply system Download PDF

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Publication number
CN1972072A
CN1972072A CN 200510126873 CN200510126873A CN1972072A CN 1972072 A CN1972072 A CN 1972072A CN 200510126873 CN200510126873 CN 200510126873 CN 200510126873 A CN200510126873 A CN 200510126873A CN 1972072 A CN1972072 A CN 1972072A
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China
Prior art keywords
power supply
uninterruptible power
provider
module
supply provider
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CN 200510126873
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Chinese (zh)
Inventor
林鸿杰
廖仁诠
龙国强
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Delta Electronics Inc
Delta Optoelectronics Inc
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Delta Optoelectronics Inc
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Priority to CN 200510126873 priority Critical patent/CN1972072A/en
Publication of CN1972072A publication Critical patent/CN1972072A/en
Pending legal-status Critical Current

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Abstract

This invention relates to one parallel power supply system without stop, which uses first signal of first supplier and second signal of second supplier to connect with connector to make the first control module receive data signals from second power module and second battery module and the second control module receive data signals from first power module and first battery module to make the first and second suppliers connect.

Description

Parallel uninterrupted power supply system
Technical field
The present invention relates to a kind of uninterrupted power supply system, more specifically relate to a kind of parallel uninterrupted power supply system.
Background technology
Uninterrupted power supply system (Uninterruptible Power Supply, UPS) be a kind of device that is connected between power supply and the load, this power supply can be direct civil power (commercial AC powersupply) or the alternating current of crossing through conversion process (AC), and the main purpose of uninterrupted power supply system is to take place when unusual when power supply, be used for promptly providing load operation required energy, to guarantee the normal operation of load.
For more effective with more safely protect important electron equipment, uninterrupted power supply system has been guaranteed the normal operation of various electronic equipments by widespread usage, wherein, more be best selection with the parallel uninterrupted power supply system.
See also Fig. 1, it is the configuration diagram of known parallel uninterrupted power supply system, and as shown in the figure, this parallel uninterrupted power supply system 10 is connected between power supply 11 and the load 16, to be used for continuing and stably to provide load 16 required energy.The framework of this parallel uninterrupted power supply system 10 comprises: first uninterruptible power supply provider 12, second uninterruptible power supply provider 13, connector 14 and block terminal (distribution box) 15.Wherein, first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 receive the alternating current that power supply 11 is provided respectively, after treating that first uninterruptible power supply provider 12 and 13 pairs of input AC electricity of second uninterruptible power supply provider carry out processing such as rectification, filtering and conversion, to produce the output energy respectively, and block terminal 15 is used to receive the output energy that first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 are produced, and provides operating energy according to the demand of load 16.In addition, first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 all include an external communication port one 26,136, this external communication port one 26,136 are used for the state of first uninterruptible power supply provider 12 and the running of second uninterruptible power supply provider, 13 internal circuits and the uninterruptible power supply provider that relevant data signals is sent to the other side, make first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 can intercommunication, with the required energy of equalization of incidence load 16, or when any uninterruptible power supply provider can't operate, by external communication port one 26,136 transmit signal makes the another one uninterruptible power supply provider adjust the supply of its energy.As for, 14 of connectors is the transmission signal vector of 26,136 of the external communication port ones of first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13.
See also Fig. 2, it is the internal circuit configuration diagram of uninterrupted power supply system shown in Figure 1, and wherein first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 all comprise same architecture.As shown in the figure, first uninterruptible power supply provider 12 comprises: diverter switch 121, power module 122, microprocessor (MCU) 123, battery module 124, control module 125, external communication port one 26 and display 127 wherein have a communication chip 1261 in the external communication port one 26.In addition, second uninterruptible power supply provider 13 also comprises: diverter switch 131, power module 132, microprocessor (MCU) 133, battery module 134, control module 135, external communication port one 36 and display 137 wherein have a communication chip 1361 in the external communication port one 36.
Circuit framework shown in Figure 2 is represented electric power transfer with solid line, the transmission of dotted line representation signal, as shown in the figure, power supply 11 provides diverter switch 121,131, power module 122,132 and the required operating voltage of control module 125,135 runnings of first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 respectively, and the microprocessor 123,133 of control module 125,135 and diverter switch 121,131, power module 122,132, battery module 124,134 and output voltage terminal carry out the signal transmission.
After the ac process that the power module 122,132 of first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 is provided power supply 11, export block terminal 15 to via diverter switch 121,131, and convert alternating current (AC) to direct current (DC), be sent in the battery module 124,134 and store.As for, microprocessor 123,133 will be sent to control module 125,135 about the operating state signal of power module 122,132 inside, and battery module 124,134 is sent to its status signal control module 125,135 equally.
Diverter switch 121,131 is controlled by control module 125,135, have when unusual when the output voltage S1, the S2 that are provided by power module 122,132 are provided for control module 125,135, be that power module 122,132 breaks down or battery module 124,134 direct currents that provided are after power module 122,132 converts alternating current to and can't satisfy the demand of load 16 time, to send a control signal and trigger diverter switch 121,131, output voltage S1, S2 are changed by power supply 11 directly to be provided.And display 127,137 is in order to show the operating state of first and second uninterruptible power supply provider 12,13.
Please consult Fig. 1 again, Fig. 2, because first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 need intercommunication, therefore the control module 135 of the control module 125 of first uninterruptible power supply provider 12 and second uninterruptible power supply provider 13 needs by its external communication port one 26 and 136 separately signal to be transferred out, it is power module 122,132 microprocessor 123,133 and battery module 124,134 signals of being exported need be sent to control module 125 earlier, after 135, again via external communication port one 26,136 are sent to the external communication port of other uninterruptible power supply provider, make the uninterruptible power supply provider 12 in the uninterrupted power supply system 10,13 can obtain operating state information each other, by the transmission of signal reaching the purpose of intercommunication, and then the required energy of equalization of incidence load 16.
Because, after the microprocessor 123,133 of power module 122,132 and battery module 124,134 signals of being exported need be sent to control module 125,135 earlier, just can be sent to other uninterruptible power supply provider via external communication port one 26,136 again, it is slack-off that so transmission path will cause signal transfer rate, and then elongate the reaction time of whole uninterrupted power supply system 10.In addition, the circuit structure complexity of external communication port one 26,136, and its inner work that needs collocation one communication chip 1261,1361 just can carry out the signal transmission reduce production costs for being devoted to, to promote the manufacturer of product competitiveness, this will be a problem of being badly in need of improvement.
Therefore, how to develop and a kind ofly improve above-mentioned known technology defective, and can not need between uninterruptible power supply provider use the parallel uninterrupted power supply system that the external communication port can intercommunication, real in pressing for the problem of solution at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of parallel uninterrupted power supply system, this parallel uninterrupted power supply system not only can improve traditional parallel uninterrupted power supply system to be needed just can make intercommunication between the uninterruptible power supply provider by the external communication port, its signal transmission rate will influence the defective in the reaction time of whole parallel uninterrupted power supply system slowly, and can solve and just can carry out the work that signal transmits by the collocation communication chip, the communication chip fetch long price is crossed high defective with the production cost that causes entire product.
Another object of the present invention is to provide a kind of parallel uninterrupted power supply system, it is online that the uninterruptible power supply provider of this parallel uninterrupted power supply system inside directly carries out signal by signal transmssion line, make the control module of each uninterruptible power supply provider can directly receive the power module of other uninterruptible power supply provider and the data-signal that battery module is exported, make intercommunication between the uninterruptible power supply provider.
For achieving the above object, a scheme of the present invention is for providing a kind of parallel uninterrupted power supply system, and it comprises at least: one first uninterruptible power supply provider, one second uninterruptible power supply provider and a connector.Wherein, first uninterruptible power supply provider comprises: one first control module; One first power module; One first battery module; One first signal transmssion line, direct signal are connected in this first control module, this first power module and this first battery module, are sent to this first control module in order to the data-signal that this first power module and this first battery module are exported.In addition, second uninterruptible power supply provider is connected in parallel with this first uninterruptible power supply provider, and comprises: one second control module; One second source module; One second battery module; One secondary signal transmission line, direct signal are connected in this second control module, this second source module and this second battery module, are sent to this second control module in order to the data-signal that this second source module and this second battery module are exported.In addition, the connector direct signal is connected in this first signal transmssion line and secondary signal transmission line, with so that this first control module directly receives the data-signal that this second source module and this second battery module are exported, this second control module directly receives the data-signal that this first power module and this first battery module are exported, thereby makes this first uninterruptible power supply provider and this second uninterruptible power supply provider intercommunication.
According to parallel uninterrupted power supply system of the present invention, it is online directly to carry out signal by signal transmssion line, make the control module of each uninterruptible power supply provider can directly receive the power module of other uninterruptible power supply provider and the data-signal that battery module is exported, can reduce production costs, and can quicken the signal transmission rate between the uninterruptible power supply provider, and then accelerate the reaction time of whole parallel uninterrupted power supply system.
Description of drawings
Fig. 1 is the configuration diagram of known parallel uninterrupted power supply system.
Fig. 2 is the internal circuit configuration diagram of uninterrupted power supply system shown in Figure 1.
Fig. 3 is the circuit framework block diagram of the parallel uninterrupted power supply system of preferred embodiment of the present invention.
Fig. 4 is the configuration diagram of the parallel uninterrupted power supply system of another preferred embodiment of the present invention.
Fig. 5 is the circuit framework block diagram of parallel uninterrupted power supply system shown in Figure 4.
Fig. 6 is the structural representation of parallel uninterrupted power supply system of the present invention.
Wherein, description of reference numerals is as follows:
10,20 parallel uninterrupted power supply systems, 11,21 power supplies
12,22 first uninterruptible power supply providers
13,23 second uninterruptible power supply providers
126,136 external communication port ones, 5,25 block terminals
16,26,27,28 loads
121,131,221,231 diverter switches
122,132,222,232 power modules
123,133,223,233 microprocessors
124,134,224,234 battery modules
125,135,225,235 control modules
1261,1361 communication chips
127,137,226,236 displays, 227,237 signal transmssion lines
14,24 connectors, 29 power transmission lines
228,238 power output ends, 229,239 bypasses
3,4 housings
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the following description.Be understood that the present invention can have various variations on different aspects, its neither departing from the scope of the present invention, and explanation wherein and the Reference numeral usefulness that ought explain in itself, but not in order to restriction the present invention.
See also Fig. 3, it is the circuit framework block diagram of the parallel uninterrupted power supply system of preferred embodiment of the present invention.As shown in Figure 3, parallel uninterrupted power supply system 20 one terminations of the present invention are received the alternating current (AC) that power supply 21 is provided, and the other end and load 26 electrically connect, after treating that first uninterruptible power supply provider 22 and 23 pairs of input AC electricity of second uninterruptible power supply provider carry out processing such as rectification, filtering and conversion, to produce the output energy respectively, and provide load 26 runnings required operating energy via block terminal 25.This parallel uninterrupted power supply system 20 comprises first uninterruptible power supply provider 22, second uninterruptible power supply provider 23, connector 24 and block terminal 25.
23 of first uninterruptible power supply provider 22 and second uninterruptible power supply providers are to be connected in parallel, and both all receive the alternating current that power supply 21 is provided, wherein, first uninterruptible power supply provider 22 comprises first diverter switch 221, first power module 222, first microprocessor 223, first battery module 224, first control module 225, first display 226 and first signal transmssion line 227.Wherein, first signal transmssion line 227 is preferably for example bus (bus), in order to transmission of data signals.
Circuit framework shown in Figure 3 is represented electric power transfer with solid line, the transmission of dotted line representation signal, as shown in the figure, first diverter switch 221 of first uninterruptible power supply provider 22 is connected with power supply 21 and first power module, 222 electric power, and be connected with first control module, 225 signals, first diverter switch 221 is controlled by first control module 225, have when unusual when the output voltage S3 that is provided by first power module 222 is provided first control module 225, promptly first power module 222 breaks down or the direct current that first battery module 224 is provided is after first power module 222 converts alternating current to and can't satisfy the demand of load 26 time, first control module 225 will be sent a control signal and trigger first diverter switch 221, and output voltage S3 is changed by power supply 21 directly to be provided.
First power module 222 is main to export block terminal 25 in order to after the ac process that power supply 21 is provided to via first diverter switch 221, and after converting alternating current to direct current, is sent in first battery module 224 to store.To be sent to first control module 225 about the relevant data signals of the operating state of first power module, 222 inside as for the inner set first microprocessor 223 of first power module 222, and the relevant data signals of same that it is the inner operating state of first battery module 224 is sent to first control module 225.
First control module 225 is carried out corresponding control action according to the relevant data signals of its reception about the operating state of the relevant data signals of the operating state of first power module, 222 inside and first battery module, 224 inside.And first display 226 is controlled by first control module 225, in order to show the operating state of first uninterruptible power supply provider 22.
224 of the first microprocessor 223 of first control module 225, first power module 222 and first battery modules directly carry out the transmission of data-signal by first signal transmssion line 227, but make the first microprocessor 223 and 224 intercommunications of first battery module of first control module 225, first power module 222.
Please consult Fig. 3 again, as shown in the figure, second uninterruptible power supply provider 23 comprises second diverter switch 231, second source module 232, second microprocessor 233, second battery module 234, second control module 235, second display 236 and secondary signal transmission line 237.Wherein, secondary signal transmission line 237 is preferably for example bus equally, in order to transmission of data signals.
Because all first diverter switch 221, first power module 222, first microprocessor 223, first battery module 224, first control module 225, first display 226 and first signal transmssion line 227 with first uninterruptible power supply provider 22 is identical for second diverter switch 231, second source module 232, second microprocessor 233, second battery module 234, second control module 235, second display 236 and the design principle of secondary signal transmission line 237 of second uninterruptible power supply provider 23 and the purpose that can reach and effect, therefore repeat no more.
First signal transmssion line 227 of first uninterruptible power supply provider 22 is except with the first microprocessor 223 of first control module 225, first power module 222 and first battery module, 224 direct signals are connected, its other end also directly is connected with connector 24 signals, equally except with second microprocessor 233 of second control module 235, second source module 232 and second battery module, 234 direct signals are connected, its other end also directly is connected with connector 24 signals as for the secondary signal transmission line 237 of second uninterruptible power supply provider 23.Thus, connect first signal transmssion line 227 and secondary signal transmission line 237 by connector 24, first control module 225 of this first uninterruptible power supply provider 22 can directly receive the second source module 232 of second uninterruptible power supply provider 23 and the data-signal that second battery module 234 is exported, second control module 235 of second uninterruptible power supply provider 23 then can directly receive first power module 222 of first uninterruptible power supply provider 22 and the data-signal that first battery module 224 is exported, make that win need be by just directly intercommunication of external communication port (as shown in Figure 2) between the uninterruptible power supply provider 22 and second uninterruptible power supply provider 23, can reduce production costs, and first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 are by first signal transmssion line 227 and secondary signal transmission line 237 directly mutual transmission of data signals, signal transfer rate is very fast, and then accelerates the reaction time of whole parallel uninterrupted power supply system 20.
In addition, in another embodiment, also can utilize power transmission line 29 to connect first uninterrupted power supply system 22 and second uninterrupted power supply system 23, single or multiple load is carried out the energy supply distribution that standby mode (redundant) or capacity promote pattern, make parallel uninterrupted power supply system exempt to use block terminal simultaneously, further to reduce cost and to save the trouble of assembling block terminal.See also Fig. 4, it is the configuration diagram of the parallel uninterrupted power supply system of another preferred embodiment of the present invention.As shown in Figure 4, one termination of parallel uninterrupted power supply system 20 of the present invention is received the alternating current (AC) that power supply 21 is provided, and the other end is electrically connected with for example first load 27 and second load 28, in order to first load 27 and the required energy of second load, 28 runnings to be provided.This parallel non-interrupted electric system 20 mainly comprises: first uninterruptible power supply provider 22, second uninterruptible power supply provider 23, first signal transmssion line 227, secondary signal transmission line 237, connector 24 and power transmission line 29.
As shown in Figure 4,23 of first uninterruptible power supply provider 22 and second uninterruptible power supply providers are to be connected in parallel, wherein, first uninterruptible power supply provider 22 electrically connects with the power supply 21 and first load 27, in order to receiving the alternating current that power supply 21 is exported, and export the required energy of first load, 27 runnings.Second uninterruptible power supply provider 23 is arranged between the power supply 21 and second load 28 equally, in order to receiving the alternating current that power supply 21 is exported, and exports the required energy of second load, 28 runnings.Reach the function of communication and communication between first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 by first signal transmssion line 227, secondary signal transmission line 237 and connector 24, its design principle repeats no more in this as previously mentioned.In addition, between first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 and by the path of power transmission line 29 conducts transmission between the two with power distribution.
See also Fig. 5, it is the circuit framework block diagram of parallel uninterrupted power supply system embodiment illustrated in fig. 4.In this embodiment, first uninterruptible power supply provider 22 is identical substantially with the internal circuit framework and the previous embodiment of second uninterruptible power supply provider 23, repeats no more in this.In addition, one end of power transmission line 29 is connected in 228 of first diverter switch 221 of first non-interrupted power supply system 22 and first power output ends, and the other end of power transmission line 29 then is connected in 238 of second diverter switch 231 of second non-interrupted power supply system 23 and second source outputs.Because in order to prolong the life cycle of all set uninterruptible power supply providers 22,23 of uninterrupted power supply system 20 inside, and the reliability that improves out-put supply, can link up by first signal transmssion line 227, secondary signal transmission line 237 and the connector 24 that are connected between first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23, with common burden first load 27 and the required energy of second load 28, and then reach the effect of balancing electric power.Treat that intercommunication finishes between first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23, first uninterruptible power supply provider 22 or second uninterruptible power supply provider 23 will be according to the portion of energy of intercommunication result with its generation, the transmission path that is provided via power transmission line 29 is passed to power supply among the other side, and energy that it can be produced voluntarily as the uninterruptible power supply provider of receiving terminal and the energy that is received are sent to the load that is connected, for example: the operating energy that first load 27 needs is 3kva, second load, 28 required operating energies are 2kva, and first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 utilize first signal transmssion line 227, if the result of the communication path intercommunication of secondary signal transmission line 237 and connector 24 on average shares first load 27 and the required operating energy of second load 28 for both, promptly first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 need the energy of indivedual (3kva+2kva)/2=2.5kva of generation, because 28 energy that need 2kva of second load that second uninterruptible power supply provider 23 connects, therefore the 2.5kva energy that produced of second uninterruptible power supply provider 23, wherein the 2kva energy exports second load 28 to, wherein 0.5kva then is passed to first uninterruptible power supply provider 22 by power transmission line 29, first uninterruptible power supply provider 22 is received next 0.5kva energy with its 2.5kva energy that produces voluntarily and by second uninterruptible power supply provider 23, be 2.5kva+0.5kva=3kva, be sent to first load 27 in the lump, in order to provide first load, 27 runnings required power supply.
In the present embodiment, power transmission line 29 is a transmission line in order to the transmission power supply energy, and any power line (hard-wires with sufficient capacity) of enough energy that provides is the scope that the present invention protects.
Certainly, the parallel uninterrupted power supply system 20 of this preferred embodiment has the operating mode of the standby function of motion in parallel and capacity enhanced feature equally, below in detail its operation principles will be described in detail:
1. standby mode (redundant) running
The operation principles of the uninterrupted power supply system of standby mode is: when parallel uninterrupted power supply system 20 inside have any uninterruptible power supply provider 22 or 23 can't operate because of for example cell degradation or other Parts Breakdown, the another one uninterruptible power supply provider just must improve the supply of its energy at once, transmit power supply energy to the uninterruptible power supply provider end that breaks down by power transmission line 29, provide load operation required power supply with the uninterruptible power supply provider that replaces breaking down.In addition, because the output energy S3 of first uninterruptible power supply provider 22 is subject to its first power output end 228, the rated capacity P1 of jack assemblies for example, in like manner, the output energy S4 of second uninterruptible power supply provider 23 is subject to its second source output 229, the rated capacity P2 of jack assemblies for example, therefore, in order to make first and second uninterruptible power supply provider 22 of parallel uninterrupted power supply system 20 inside, 23 have the standby function of motion in parallel, so output energy S3, S4 and S3 and S4 add total voltage S5 and must satisfy following relational expression: S3≤P1, S4≤P2 and S5≤(P1+P2)/2, for example: first and second uninterruptible power supply provider 22, first and second power output end 228 of 23,238 rated capacity P1, P2 is 5kva, in order to meet the operating mode of standby mode, output energy S3, S4 and S3 and S4 add gross energy S5 and must satisfy S3, S4≤5kva, and the condition of S5≤(5+5)/2kva, for example, the operating voltage of first load, 27 needs that are connected with first uninterruptible power supply provider 22 is 3kva, second load, the 28 required operating energies that are connected with second uninterruptible power supply provider 23 are 2kva, promptly exporting energy S3 is 3kva, output energy S4 is 2kva, and to add gross energy S5 be 2kva+3kva=5kva.
When first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 are in the normal operation state, first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 utilize first signal transmssion line 227, the communication path intercommunication of secondary signal transmission line 237 and connector 24, if and the result of intercommunication on average shares first load 27 and the required energy of second load, 28 runnings for both, promptly first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 need the energy of indivedual (3kva+2kva)/2=2.5kva of generation, because 28 energy that need 2kva of second load that second uninterruptible power supply provider 23 connects, therefore the 2.5kva energy that produced of second uninterruptible power supply provider 23, wherein the 2kva energy exports second load 28 to, wherein 0.5kva then is passed to first uninterruptible power supply provider 22 by power transmission line 29, to reach the effect of balancing electric power, and first uninterruptible power supply provider 22 is received next 0.5kva energy with its 2.5kva energy that produces voluntarily and by second uninterruptible power supply provider 23, be 2.5kva+0.5kva=3kva, be sent to first load 27 in the lump, in order to provide first load, 27 runnings required power supply.
When one of them of first uninterruptible power supply provider 22 or second uninterruptible power supply provider 23 breaks down, the another one uninterruptible power supply provider just must improve the supply of its energy at once, transmit power supply energy to the uninterruptible power supply provider end that breaks down by power transmission line 29, provide load operation required energy with the uninterruptible power supply provider that replaces breaking down.For example, when second uninterruptible power supply provider 23 can't operate because break down, 22 of first uninterruptible power supply providers need rise to 5kva by 2.5kva originally with its energy production amount, i.e. first load 27 and the required energy of second load, 28 runnings will all change by first uninterruptible power supply provider 22 to be provided, and the 5kva energy that first uninterruptible power supply provider 22 is produced, wherein the 3kva energy exports connected first load 27 to, wherein 2kva then is passed to second uninterruptible power supply provider 23 by power transmission line 29, exporting second load 28 to, thereby reach standby purpose.
2. capacity promotes operating mode
Under this kind operating mode, first and second uninterruptible power supply provider 22,23 does not have the standby function of motion of aforesaid parallel connection, but the gross energy S5 that adds of the output energy S3 of first and second uninterruptible power supply provider 22,23 and S4 can reach the rated capacity P1 of first and second power output end 228,238 of first and second uninterruptible power supply provider 22,23 and the summation of P2, be S5≤(P1+P2), can reach the effect that promotes the output energy.In addition, because first and second uninterruptible power supply provider 22,23 output energy S3, S4 is subject to respectively by its first and second power output end 228,238, the rated capacity P1 of jack assemblies for example, P2, therefore export energy S3, S4 must satisfy S3≤P1, S4≤P2, for example: first and second uninterruptible power supply provider 22, first and second power output end 228 of 23,238 rated capacity P1, P2 is 5kva, in order to meet the operating mode that capacity promotes, output energy S3, S4 must satisfy S3, S4≤5kva, and output energy S3 and S4 add the condition that gross energy S5 can reach S5≤10kva.For example, the operating energy of first load, 27 needs that are connected with first uninterruptible power supply provider 22 is 5kva, second load, the 28 required operating energies that are connected with second uninterruptible power supply provider 23 are 3kva, promptly exporting energy S3 is 5kva, output energy S4 is 3kva, and adding gross energy S5 is 5kva+3kva=8kva.
When first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 are in the normal operation state, first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 will utilize first signal transmssion line 227, the communication path intercommunication of secondary signal transmission line 237 and connector 24, and when if the result of intercommunication on average shares the required operating energy of first load 27 and second load 28 for both, promptly first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 need the energy of indivedual (5kva+3kva)/2=4kva of generation, because 28 energy that need 3kva of second load that second uninterruptible power supply provider 23 connects, therefore the 4kva energy that produced of second uninterruptible power supply provider 23, wherein the 3kva energy exports second load 28 to, wherein 1kva then is passed to first uninterruptible power supply provider 22 by power transmission line 29, first uninterruptible power supply provider 22 is received next 1kva energy with its 4kva energy that produces voluntarily and by second uninterruptible power supply provider 23, be 4kva+1kva=5kva, be sent to first load 27 in the lump, in order to provide first load, 27 runnings required energy.
When one of them of first uninterruptible power supply provider 22 or second uninterruptible power supply provider 23 breaks down, because under the operating mode of this kind capacity multiplication, first and second uninterruptible power supply provider 22,23 does not have the standby function of motion of aforesaid parallel connection, therefore, the bypass 229 that the required energy of first load, 27 runnings will change by first uninterruptible power supply provider 22 is directly provided by power supply 21, and the bypass 239 that the required energy of second load, 28 runnings will change by second uninterruptible power supply provider 23 is directly provided by power supply 21.
Therefore, utilize power transmission line 29 to connect first uninterrupted power supply system 22 and second uninterrupted power supply system 23, not only can carry out the energy supply distribution of standby mode or capacity lifting pattern to load, make parallel uninterrupted power supply system exempt to use block terminal simultaneously, further to reduce cost and to save the trouble of assembling block terminal.
In addition, see also Fig. 6, it is the structural representation of parallel uninterrupted power supply system of the present invention.As shown in Figure 6, first uninterruptible power supply provider 22 of parallel uninterrupted power supply system of the present invention and second uninterruptible power supply provider 23 are placed in respectively in one first housing 3 and one second housing 4, wherein first and second power module 222,232 and first and second battery module 224,234 of first uninterruptible power supply provider 22 and second uninterruptible power supply provider 23 are the module of hot-swappable replacement, therefore between power module and can plug replacement between battery module, to reduce the cost of maintenance or replacement part.
In sum, it is online that the uninterruptible power supply provider of parallel uninterrupted power supply system of the present invention inside directly carries out signal by signal transmssion line, make the control module of each uninterruptible power supply provider can directly receive the power module of other uninterruptible power supply provider and the data-signal that battery module is exported, making does not need between the uninterruptible power supply provider can directly carry out intercommunication via the external communication port, can reduce production costs, and can quicken the signal transmission rate between the uninterruptible power supply provider, and then accelerate the reaction time of whole parallel uninterrupted power supply system.
Those skilled in the art can carry out some to the present invention through thinking and modify, however the scope of its neither disengaging claims institute desire protection.

Claims (12)

1. parallel uninterrupted power supply system, it comprises:
One first uninterruptible power supply provider, it comprises:
One first control module;
One first power module;
One first battery module; And
One first signal transmssion line, direct signal are connected in this first control module, this first power module and this first battery module, are sent to this first control module in order to the data-signal that this first power module and this first battery module are exported;
One second uninterruptible power supply provider is connected in parallel with this first uninterruptible power supply provider, and comprises:
One second control module;
One second source module;
One second battery module; And
One secondary signal transmission line, direct signal are connected in this second control module, this second source module and this second battery module, are sent to this second control module in order to the data-signal that this second source module and this second battery module are exported; And
A connector, direct signal is connected in this first signal transmssion line and secondary signal transmission line, with so that this first control module directly receives the data-signal that this second source module and this second battery module are exported, this second control module directly receives the data-signal that this first power module and this first battery module are exported, thereby makes this first uninterruptible power supply provider and this second uninterruptible power supply provider intercommunication.
2. parallel uninterrupted power supply system according to claim 1, wherein this first signal transmssion line and this secondary signal transmission line are a bus, in order to transmission of data signals.
3. parallel uninterrupted power supply system according to claim 1, wherein this first uninterruptible power supply provider and this second uninterruptible power supply provider receive the input power supply that a power supply is provided, and this power supply is a mains supply.
4. parallel uninterrupted power supply system according to claim 3, wherein this first uninterruptible power supply provider also comprises:
One first diverter switch is electrically connected on this power supply and this first power module, and signal is connected in this first control module, and is controlled by this first control module;
One first microprocessor, this first microprocessor is in order to outputting data signals and be sent to this first control module; And
One first display is electrically connected on this first control module, in order to show the operating state of this first uninterruptible power supply provider.
5. parallel uninterrupted power supply system according to claim 4, wherein this second uninterruptible power supply provider also comprises:
One second diverter switch is electrically connected on this power supply and this second source module, and signal is connected in this second control module, and is controlled by this second control module;
One second microprocessor, this second microprocessor is in order to outputting data signals and be sent to this second control module; And
One second display is electrically connected on this second control module, in order to show the operating state of this second uninterruptible power supply provider.
6. parallel uninterrupted power supply system according to claim 5, also comprise a block terminal, with this first uninterruptible power supply provider, this second uninterruptible power supply provider and a load connect, in order to power transfer that this first uninterruptible power supply provider and this second uninterruptible power supply provider are exported to this load, with and/or also comprise a power transmission line, the one end is connected between this first diverter switch and one first power output end of this first uninterruptible power supply provider, the other end is connected between this second diverter switch and a second source output of this second uninterruptible power supply provider, this power transmission line in order to according to the intercommunication result as the power delivery path between this first uninterruptible power supply provider and this second uninterruptible power supply provider.
7. parallel uninterrupted power supply system according to claim 6, wherein this first uninterruptible power supply provider receives the input power supply that this power supply provides, and is electrically connected with one first load, in order to export the required energy of this first load operation.
8. parallel uninterrupted power supply system according to claim 7, wherein this second uninterruptible power supply provider receives the input power supply that this power supply provides, and is electrically connected with one second load, in order to export the required energy of this second load operation.
9. parallel uninterrupted power supply system according to claim 8, wherein the output energy of this first uninterruptible power supply provider is smaller or equal to the amount of exports constant volume of this first power output end of this first uninterruptible power supply provider, with and/or the output energy of this second uninterruptible power supply provider smaller or equal to the amount of exports constant volume of this second source output of this second uninterruptible power supply provider.
10. parallel uninterrupted power supply system according to claim 9, wherein this first uninterruptible power supply provider and this second uninterruptible power supply provider promote mode operating with standby pattern or capacity, and this first power output end and this second source output are jack assemblies.
11. parallel uninterrupted power supply system according to claim 1 also comprises:
One first housing is in order to ccontaining this first uninterruptible power supply provider; And
One second housing is in order to ccontaining this second uninterruptible power supply provider.
12. parallel uninterrupted power supply system according to claim 11, wherein in this first housing, can replace this first power module and this first battery module of this first uninterruptible power supply provider with plugging, and in this second housing, can replace this second source module and this second battery module of this second uninterruptible power supply provider with plugging.
CN 200510126873 2005-11-24 2005-11-24 Parallel uninterrupted power supply system Pending CN1972072A (en)

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CN101552467B (en) * 2009-02-26 2011-01-19 浪潮电子信息产业股份有限公司 Method for supplying power for high-power server equipment
CN102214952B (en) * 2010-04-01 2013-02-20 台达电子工业股份有限公司 Uninterruptible power supply system for avoiding electric arc generation and cabinet with same
CN102214952A (en) * 2010-04-01 2011-10-12 台达电子工业股份有限公司 Uninterruptible power supply system for avoiding electric arc generation and cabinet with same
CN101834467B (en) * 2010-04-27 2012-07-04 艾默生网络能源有限公司 Intelligent shared battery pack UPS (Uninterrupted Power Supply) system and control method thereof
CN101834467A (en) * 2010-04-27 2010-09-15 艾默生网络能源有限公司 Intelligent shared battery pack UPS (Uninterrupted Power Supply) system and control method thereof
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CN102938568B (en) * 2011-08-15 2016-03-30 联想(北京)有限公司 To method and apparatus and the electronic equipment of power electronic equipment
CN102938568A (en) * 2011-08-15 2013-02-20 联想(北京)有限公司 Method and device for supplying power to electronic device and electronic device
CN103094939A (en) * 2011-11-01 2013-05-08 宏碁股份有限公司 Battery management circuit
CN103683462B (en) * 2012-09-26 2015-12-09 北京百度网讯科技有限公司 Server cabinet
CN103683462A (en) * 2012-09-26 2014-03-26 北京百度网讯科技有限公司 Server cabinet
CN103904700A (en) * 2012-12-24 2014-07-02 联想(北京)有限公司 Battery automatic charging method and system, and electronic device
CN103904700B (en) * 2012-12-24 2016-10-05 联想(北京)有限公司 The method of battery automatic charging, system and electronic equipment
TWI497895B (en) * 2012-12-26 2015-08-21 guan-xiong Huang Power transmitting device for digital control voltage and current of alternating current
CN107210623A (en) * 2015-02-12 2017-09-26 伊顿公司 Adaptability external cell module and related system
CN108233470A (en) * 2017-12-28 2018-06-29 广州邦讯信息系统有限公司 Battery feed circuit

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