CN103684549A - Cable-free communication system and method applied to tower type solar energy photo-thermal generating - Google Patents
Cable-free communication system and method applied to tower type solar energy photo-thermal generating Download PDFInfo
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- CN103684549A CN103684549A CN201310536814.2A CN201310536814A CN103684549A CN 103684549 A CN103684549 A CN 103684549A CN 201310536814 A CN201310536814 A CN 201310536814A CN 103684549 A CN103684549 A CN 103684549A
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Abstract
The invention relates to a cable-free communication system and method applied to tower type solar energy photo-thermal generating, for realizing large-scale and high-density cable-free communication in tower type solar energy photo-thermal generating equipment. The method comprises: performing communication channel grouping on a heliostat mirror field, setting management heliostats, establishing a radio communication channel of a mirror field radio communication concentrator for realizing radio communication of the whole heliostat mirror field, and arranging a solar energy photovoltaic power supply system on each heliostat in the heliostat mirror field for realizing autonomous power supply of the heliostats. By using the system and method, the independence of each heliostat in a tower type solar energy photo-thermal power generation system is realized, and cables are not needed for power supply and communication, so that the cost for arranging wired cable is lowered, and the safety and reliability of the whole system can be guaranteed.
Description
Technical field
The present invention relates to a kind of wireless cableless communication system and method, relate in particular to a kind of be applied to tower type solar photo-thermal power generation without cable communication system and method.
Background technology
The hot generation technology of solar energy high temperature is the important directions that solar energy scale is utilized, and the problems such as fossil energy crisis, air pollution that the mankind are solved have profound significance.Solar energy high temperature heat generating has multiple technologies direction: according to the difference of the type of focusing, can be divided into dish formula, slot type, the mode such as tower, the heliostat shape of employing can be divided into concave mirror, level crossing, differential of the arc mirror etc.The solar light-heat power-generation system of tower type focusing, adopts level crossing or differential of the arc mirror, a large amount of heliostats by solar light focusing to heat absorption tower, can make the working medium vaporization in heat dump, by medium, mutual and pipeline transport, is transported to steam turbine by steam, and pushing turbine generates electricity.
In the solar light-heat power-generation system of tower type focusing, heliostat needs the real-time tracing sun, with wired mode to heliostat power supply with communicate by letter, have stable, control the features such as simple.But the Jing Chang with generating capacity is generally larger, the heliostat number that forms heliostat Jing Chang is huge, with wired mode to its power supply with communicate by letter, route planning more complicated, construction cost is higher and be exposed to that the requirements of type selecting such as outdoor cable, connector are high and cost is expensive, signal of communication is restricted by the factors such as cable transmission decay simultaneously, and communication distance is limited.Develop a kind of communication means without cable and system thereof very necessary concerning tower type solar photo-thermal power generation field.
Summary of the invention
The object of the present invention is to provide a kind of be applied to tower type solar photo-thermal power generation without cable communication system and method, for the communication applications of tower type solar photo-thermal power generation equipment large scale and high density, reduce the maintenance cost of power station operation.
To achieve these goals, the invention provides a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, comprise the following steps:
S1: the heliostat in described heliostat mirror field is divided into some heliostat groups by shape system, communicates the division of channel with heliostat Zu Wei unit; The radio communication channel that heliostat in same described heliostat group is set is identical, and in different described heliostat groups, the radio communication channel of heliostat is different; And the heliostat in same described heliostat group has different mailing addresses;
S2: described in each, in heliostat group, any heliostat is set to manage heliostat, other heliostats in this heliostat group are set to common heliostat; In described management heliostat, be provided with one first wireless communication module, carry out radio communication and carry out radio communication with mirror field radio communication concentrator with the common heliostat of its place heliostat group; One second wireless communication module is all set in common heliostat described in each, carries out radio communication with described the first wireless communication module in its place heliostat group;
S3: a mirror field radio communication concentrator is set in heliostat mirror field, sets up the radio communication channel of described mirror field radio communication concentrator, in described mirror field radio communication concentrator and described heliostat mirror field, all management heliostats carry out radio communication; And described mirror field radio communication concentrator and a backstage industrial computer communicate.
Preferably, in S1, also comprise, a solar photovoltaic powered system is all set in each heliostat in described heliostat field, to the heliostat power supply at its place.
Preferably, in described solar photovoltaic powered system, at least comprise:
Storage battery, all the time according to time or in case of emergency to the heliostat power supply at its place;
Controller, protects described storage battery, avoids overcharging or excessively putting of described storage battery;
Solar module is given described charge in batteries when sunlight is sufficient, also supplies with heliostat electricity consumption simultaneously; And
Blocking diode, stop all the time according to time described in storage battery to described solar module, discharge.
Preferably, in S1, also comprise, the configuration of wireless communication interface in described heliostat mirror field in all heliostats is on all four while dispatching from the factory, and the hand-held radio communication equipment by a capable of regulating power arranges the mailing address of every heliostat, radio communication channel and transmitting power.
Preferably, in S2, also comprise, described management heliostat is placed on to the position of close geometric center in described heliostat group.
Preferably, in S3, also comprise, between described management heliostat and mirror field radio communication concentrator, adopt the communication mode of master-slave response.
Preferably, in S2, also comprise, other heliostats in described management heliostat and its place heliostat group adopt the communication mode of master-slave response.
To achieve these goals, the present invention also provide a kind of be applied to tower type solar photo-thermal power generation without cable communication system, be arranged in a tower type solar photo-thermal power generation equipment, described in be applied to tower type solar photo-thermal power generation wireless communication system comprise
Heliostat Jing Chang, wherein has some heliostat groups, and in heliostat group, all comprises some heliostats described in each, and described some heliostats comprise a management heliostat and some common heliostats;
The first wireless communication module, is arranged on described in each and manages in heliostat, carries out radio communication and carries out radio communication with described mirror field radio communication concentrator with common heliostat in the heliostat group at its place;
The second wireless communication module, is arranged in described common heliostat, carries out radio communication with described the first wireless communication module in the heliostat group at its place;
Mirror field radio communication concentrator, carries out radio communication with all management heliostats in described heliostat mirror field, and described mirror field radio communication concentrator and a backstage industrial computer communicate.
Preferably, described in each, in heliostat, be equipped with the solar photovoltaic powered system for the heliostat power supply to its place.
Preferably, in described solar photovoltaic powered system, at least comprise:
Storage battery, all the time according to time or in case of emergency to the heliostat power supply at its place;
Controller, protects described storage battery, avoids described accumulator super-charge or cross putting;
Sun energy battery module is given described charge in batteries when sunlight is sufficient, and supplies with the heliostat electricity consumption at its place; And
Blocking diode, all the time according to time stop described storage battery to discharge to described solar module.
Preferably, in same described heliostat group, the radio communication channel of heliostat is identical, and in different described heliostat groups, the radio communication channel of heliostat is different; And the heliostat in same described heliostat group has different mailing addresses.
Preferably, described management heliostat is arranged in described heliostat group near the position of geometric center.
Preferably, between described management heliostat and mirror field radio communication concentrator, adopt the communication mode of master-slave response.
Preferably, the common heliostat in described management heliostat and its place heliostat group adopts the communication mode of master-slave response.
Preferably, all management heliostats in described heliostat mirror field and common heliostat all adopt the above silver mirrors of two or two to be spliced, and the stitching portion between silver mirror leaves gap, and wireless signal passes through from described gap.
The present invention, owing to adopting above technical scheme, makes it compared with prior art, has following advantage and good effect:
(1) in heliostat mirror field, adopt the mode of radio communication, avoided a difficult problem for wiring, installation, and can make heliostat spatial distribution flexible, facilitate design and the maintenance of Jing Chang;
(2) the present invention adopts multichannel packet communication mode, and all heliostats in heliostat field are divided to a plurality of channels by group, reduces traffic load, improves real-time communication simultaneously, and can effectively avoid data collision;
(3) the present invention is without externally fed, by heliostat, by solar photovoltaic powered system, self is powered, before efficiently solving, heliostat Jing Chang is used the nodes restriction that wire communication mode exists, the problem that distance is limited, wiring cost is high, wire laying mode is loaded down with trivial details, and effectively prevents all the time according to and meet accident during emergency;
(4) the present invention also arranges a mirror field radio communication concentrator, by it, can inquire about information such as the heliostat state in whole heliostat field, heliostat faults, guarantees device security, efficiently operation;
(5) the present invention has really realized extensive, the highdensity radio communication control of heliostat Jing Chang, and can guarantee that whole tower type solar solar-thermal generating system is safe and reliable;
(6) division to the channel of different heliostat groups and mailing address, and adopt the communication mode of principal and subordinate's response, while avoiding wireless control network to reach certain scale and density, channel loading increases the weight of, the mutual serious interference of signal, data collision increases;
(7) in full accord when the configuration of the wireless communication interface in all heliostats is dispatched from the factory, guaranteed production efficiency, also simplified field engineering difficulty of construction simultaneously, while making to construct, do not need to consider the mailing address of heliostat.When heliostat is installed to after Jing Chang, adopt hand-held radio communication equipment to communicate address to it and arrange, simple to operate;
(8) mode of two of employings or the combination of multi-disc silver mirror, reserves gap in the middle of the minute surface of same heliostat, and wireless signal can be passed through, and is not subject to the impact of silver-colored plane.
Accompanying drawing explanation
Fig. 1 is a kind of flow chart without the cable means of communication that is applied to tower type solar photo-thermal power generation provided by the invention;
Fig. 2 is the flow chart that in embodiment mono-, hand-held radio communication equipment arranges heliostat mailing address;
Fig. 3 is a kind of structural representation without cable communication system that is applied to tower type solar photo-thermal power generation in embodiment bis-;
Fig. 4 is the structural representation of heliostat group in embodiment bis-;
Fig. 5 is the circuit diagram of solar photovoltaic powered system in embodiment mono-and embodiment bis-.
Embodiment
Further illustrate the present invention with specific embodiment with reference to the accompanying drawings.
Referring to the accompanying drawing that goes out the embodiment of the present invention, below the present invention will be described in more detail.Yet the present invention can be with many multi-form realizations, and should not be construed as the restriction of the embodiment being subject in this proposition.On the contrary, it is abundant and complete open in order to reach proposing these embodiment, and makes those skilled in the art understand scope of the present invention completely.
Embodiment mono-
Provided by the invention a kind of flow chart without the cable means of communication that is applied to tower type solar photo-thermal power generation as shown in Figure 1, comprises the following steps:
S1. heliostat Jing Chang presses channel packet by its shape system by all heliostats, in order to reduce communication distance and to reduce radio transmitted power, in the present embodiment, management heliostat is arranged to the position of close geometric center in heliostat group, and heliostat mirror field shape is made as rectangle, heliostat group equally also adopts rectangle grouping, but be not limited to this kind of mode, in particular edge position, also can divide into groups by actual conditions.In same heliostat group, the radio communication channel of heliostat is identical, and in different heliostat groups, the radio communication channel of heliostat is different.Meanwhile, the heliostat in each heliostat group has different mailing addresses, distinguishes every heliostat in group.
Wireless communication interface configuration in heliostat mirror field in all heliostats is on all four, has guaranteed production efficiency, has also simplified field engineering difficulty of construction simultaneously, does not need to consider the mailing address of heliostat while making to construct.When heliostat is installed to after Jing Chang, adopt hand-held radio communication equipment to carry out the setting of heliostat mailing address, radio communication channel and transmitting power to it, simple to operate.
Distance and the transmitting power of radio communication have relation, same wireless communication module, and power is higher, and the transmitting range of signal is far away.Hand-held radio communication equipment and on-the-spot heliostat adopt man-to-man mode to communicate address to heliostat and arrange, wherein hand-held radio communication plant capacity is turned down, while making operating personnel hold this equipment near certain mounted heliostat, can only set up and communicate by letter with nearest heliostat.The in the situation that of built vertical communication, the communication interface of heliostat is arranged to configurating channel and mailing address information.The mode that the power of portable equipment adopts self adaptation to adjust, increases gradually from pre-set power, detects heliostat node around, when heliostat being detected and respond its detection signal, determines the power that this power is this setting.Whole process is realized automatically by the software of portable equipment inside, and the adjustment process that power increases is gradually the process that software constantly configures wireless telecommunications chip, when detection communication signal meets the demands, keeps current communication chip power setting.Set up after communication, by with mailing address, identical mode being set, heliostat is carried out to channel setting, handheld device is changed communication channel automatically simultaneously, and the heliostat completing with setting carries out communication, and whether acknowledgement channel is changed successfully.As shown in Figure 2, the flow chart for hand-held radio communication equipment, heliostat mailing address being arranged.
In all heliostats in mirror of the present invention field, by solar photovoltaic powered system, it is powered, this system is mainly comprised of solar module, storage battery, controller and blocking diode, has realized powering without cable of heliostat field.
As shown in Figure 5, be the circuit diagram of solar photovoltaic powered system in the present embodiment, solar module 4 is arranged on a certain position of heliostat, and its effect is that solar energy is directly changed into electric energy, and the heliostat 8 of supplying with its place uses.Solar module 4 is generally pressed the connected mode of series, parallel or both combinations, the voltage and current parameter that its output is satisfied the demands by some solar modules.Low-power consumption while guaranteeing standby with the design of Time Controller, can guarantee many days overcast and rainy after heliostat 8 still can turn round.
Storage battery 5 is that the electric energy (direct current) for photovoltaic module is produced stores for follow-up parts, needs controller 6 to control its charged state and depth of discharge, to protect storage battery to extend its useful life.Blocking diode 7 effect be utilize the unilateral conduction of diode stop all the time according to time storage battery to solar module 4, discharge.The operating current of blocking diode 7 must be greater than the maximum output current of solar module, oppositely withstand voltage will be higher than the voltage of storage battery.In solar module 4, comprise electric capacity, can store the electric weight that solar module 4 produces, for the real-time solar tracking of system.When sunshine is sufficient, heliostat 8 carries out real-time solar tracking, because the sun moves slowly, heliostat 8 also only needs slowly operation, move required electric current less, the electric capacity power taking that can directly be connected by the solar panel with solar module 4, unnecessary electric weight can be filled with storage battery 5 simultaneously; When cloud layer blocks etc. all the time according to situation or in case of emergency, 5 pairs of heliostats power supplies of storage battery, in storage battery 5, electric weight can assurance system operation a period of time, prevents accident.
During due to emergency, 8 need of heliostat forward to specifies safe position, and running time is shorter, so that the capacity of storage battery 5 does not need is very large.For example, in running, factory has a power failure, in heat dump 9, water system quits work, and at this moment heliostat just can not continue sunlight to reflex in heat dump 9, otherwise will cause that heat dump 9 temperature continue to raise (because water stops circulation, can not take away heat), heat dump 9 excess temperatures are damaged.If there is this situation, mirror place need there be is heliostat to forward the supine position of mirror to, make can not damage heat dump 9.
S2. in the present embodiment, using every heliostat group near the heliostat of geometric center the management heliostat as this group, but be not limited to this kind of mode, in every heliostat group, any heliostat can become management heliostat.This management heliostat fills one first wireless communication module, and other every heliostat fills one second wireless communication module, and other heliostats of wireless communication module and its place heliostat group carry out radio communication and carry out radio communication with mirror field radio communication concentrator; The function of the second wireless communication module 12 is to carry out radio communication with management heliostat.
Wherein, between management heliostat and mirror field radio communication concentrator 2, adopt master-slave response communication.Other heliostats in the heliostat group at management heliostat and its place also adopt master-slave response mode to communicate by letter, can realize the common heliostat of its place heliostat group is carried out to the inquiry of heliostat state, current location inquiry, issue action command etc., and in guaranteeing on the same group, communication data can not conflict and disturb.
The communication mode of master-slave response is that all communication is all to be initiated by main equipment; Main equipment sends a subcommand, from equipment, carries out response.If once the data volume of communication is huge, need repeatedly to reply, prevent data transmission error.
S3. the Ta Chu higher position of absorbing heat in heliostat field arranges a mirror field radio communication concentrator, this concentrator has one and realizes radio communication with all management heliostats 1, after by mirror field radio communication concentrator, by heliostat related data in whole heliostat field, the mode by local area network (LAN) is sent to backstage industrial computer and realizes communication, realize the radio communication of whole heliostat field.
Local area network (LAN) is generally Ethernet, but does not limit, and mirror field radio communication concentrator and between for adopting cable network or wireless network to carry out radio communication between the industrial computer of backstage.By it, can inquire about information such as the heliostat state in whole heliostat mirror field, heliostat faults, guarantee device security, efficiently operation.Heliostat state comprises that standby, solar tracking, health check-up, cleaning etc. and heliostat fault comprise that to seek zero failure, motor driving malfunction, supply voltage abnormal etc.Between heliostat in the present invention, mirror field radio communication concentrator and management heliostat between and the communications wireless network between mirror field radio communication concentrator and background controller, can adopt the custom protocol wireless network of Zigbee, UWB ultra broadband, NFC, Wifi, 2.4GHz ~ 2.5GHz etc., not limit.
Embodiment bis-
Accompanying drawing 3-5 is a kind of structural representation without cable communication system that is applied to tower type solar photo-thermal power generation of the present invention, below describe in detail provided by the invention a kind of be applied to tower type solar photo-thermal power generation without cable communication system.
The wireless communication system that is applied to tower type solar photo-thermal power generation comprises heliostat Jing Chang, the first wireless communication module 11, the second wireless communication module 12, mirror field radio communication concentrator and solar photovoltaic powered system.
In heliostat mirror field, have some heliostat groups, and all comprise some heliostats in each heliostat group, they are for simultaneously managing heliostat 1 and some common heliostats 4.Management heliostat 1 is arranged in heliostat group near the position of geometric center.As shown in accompanying drawing 3 and accompanying drawing 4, in the present embodiment, be divided into ten groups of heliostat groups 10, there are nine heliostats in every group, it in centre, is simultaneously wherein management heliostat 1, other octahedrals are common heliostat, certainly can adopt other packet mode, and the present invention does not limit.
In same heliostat group 10, the radio communication channel of heliostat is identical, and in different heliostat groups 10, the radio communication channel of heliostat is different; And the heliostat in same heliostat group 10 has different mailing addresses.
The first wireless communication module 11 is arranged in each management heliostat 1, carries out radio communication and carries out radio communication with mirror field radio communication concentrator 2 with the first wireless communication module 12 in common heliostat in the heliostat group 10 at its place.The second wireless communication module 12 is arranged in each common heliostat, carries out radio communication with the first wireless communication module 11 in the heliostat group 10 at its place, thus realize with its place heliostat group 10 in management heliostat 1 carry out radio communication.Mirror field radio communication concentrator, carries out radio communication with all management heliostats 1 in heliostat mirror field, and mirror field radio communication concentrator and a backstage industrial computer communicate.
Its place heliostat group 10 common heliostats of wherein managing in the heliostat group 10 at heliostat 1 and its place also adopt master-slave response mode to communicate by letter, and between management heliostat 1 and mirror field radio communication concentrator 2, adopt master-slave response communication.Can realize all management heliostats and common heliostat are carried out to the inquiry of heliostat state, current location inquiry, issues action command etc., and in guaranteeing on the same group, communication data can not conflict and disturb.
The communication mode of master-slave response is that all communication is all to be initiated by main equipment; Main equipment sends a subcommand, from equipment, carries out response.If once the data volume of communication is huge, need repeatedly to reply, prevent data transmission error.
Mirror field radio communication concentrator 2 is arranged on the Ta Chu higher position of absorbing heat in heliostat field, this concentrator has one and realizes radio communication with all management heliostats 1, after by mirror field radio communication concentrator 2 and backstage industrial computer 3, realize data interaction, can the mode by local area network (LAN) send heliostat related data in whole heliostat field to backstage industrial computer 3, realize the radio communication of whole heliostat field.Local area network (LAN) is generally Ethernet, but does not limit, and mirror field radio communication concentrator 2 and between for adopting cable network or wireless network to communicate between backstage industrial computer 3.By being inquired about information such as the heliostat state in whole heliostat field, heliostat faults by mirror field radio communication concentrator 2, guarantee device security, efficiently operation, wherein heliostat state comprises that standby, solar tracking, health check-up, cleaning etc. and heliostat fault comprise that to seek zero failure, motor driving malfunction, supply voltage abnormal etc.
Between heliostat in the present invention, mirror field radio communication concentrator and management heliostat between and the communications wireless network between mirror field radio communication concentrator and background controller, can adopt the custom protocol wireless network of Zigbee, UWB ultra broadband, NFC, Wifi, 2.4GHz ~ 2.5GHz etc., not limit.
In each heliostat, be equipped with the solar photovoltaic powered system for the heliostat power supply to its place.By solar photovoltaic powered system, it is powered, this system is mainly comprised of solar module 4, storage battery 5, controller 6 and blocking diode 7, has realized powering without cable of heliostat Jing Chang.
As shown in Figure 5, be the circuit diagram of solar photovoltaic powered system in the present embodiment, solar module 4 is arranged on a certain position of heliostat, and its effect is that solar energy is directly changed into electric energy, and the heliostat 8 of supplying with its place uses.Solar module 4 is generally pressed the connected mode of series, parallel or both combinations, the voltage and current parameter that its output is satisfied the demands by some solar modules.Low-power consumption while guaranteeing standby with the design of Time Controller, can guarantee many days overcast and rainy after heliostat 8 still can turn round.
Storage battery 5 is that the electric energy (direct current) for photovoltaic module is produced stores for follow-up parts, needs controller 6 to control its charged state and depth of discharge, to protect storage battery to extend its useful life.Blocking diode 7 effect be utilize the unilateral conduction of diode stop all the time according to time storage battery to solar module 4, discharge.The operating current of blocking diode 7 must be greater than the maximum output current of solar module, oppositely withstand voltage will be higher than the voltage of storage battery.In solar module 4, comprise electric capacity, can store the electric weight that solar module 4 produces, for the real-time solar tracking of system.When sunshine is sufficient, heliostat 8 carries out real-time solar tracking, because the sun moves slowly, heliostat 8 also only needs slowly operation, move required electric current less, the electric capacity power taking that can directly be connected by the solar panel with solar module 4, unnecessary electric weight can be filled with storage battery 5 simultaneously; When cloud layer blocks etc. all the time according to situation or in case of emergency, 5 pairs of heliostats power supplies of storage battery, in storage battery 5, electric weight can assurance system operation a period of time, prevents accident.
During due to emergency, 8 need of heliostat forward to specifies safe position, and running time is shorter, so that the capacity of storage battery 5 does not need is very large.For example, in running, factory has a power failure, in heat dump 9, water system quits work, and at this moment heliostat just can not continue sunlight to reflex in heat dump 9, otherwise will cause that heat dump 9 temperature continue to raise (because water stops circulation, can not take away heat), heat dump 9 excess temperatures are damaged.If there is this situation, mirror place need there be is heliostat to forward the supine position of mirror to, make can not damage heat dump 9.
Above-mentioned disclosed be only specific embodiments of the invention, this embodiment is only that clearer explanation the present invention is used, and limitation of the invention not, the changes that any person skilled in the art can think of, all should drop in protection range.
Claims (15)
1. be applied to tower type solar photo-thermal power generation without cable means of communication, it is characterized in that, comprise the following steps:
S1: the heliostat in described heliostat mirror field is divided into some heliostat groups by shape system, communicates the division of channel with heliostat Zu Wei unit; The radio communication channel that heliostat in same described heliostat group is set is identical, and in different described heliostat groups, the radio communication channel of heliostat is different; And the heliostat in same described heliostat group has different mailing addresses;
S2: described in each, in heliostat group, any heliostat is set to manage heliostat, other heliostats in this heliostat group are set to common heliostat; In described management heliostat, be provided with one first wireless communication module, carry out radio communication and carry out radio communication with mirror field radio communication concentrator with the common heliostat of its place heliostat group; One second wireless communication module is all set in common heliostat described in each, carries out radio communication with described the first wireless communication module in its place heliostat group;
S3: a mirror field radio communication concentrator is set in heliostat mirror field, sets up the radio communication channel of described mirror field radio communication concentrator, in described mirror field radio communication concentrator and described heliostat mirror field, all management heliostats carry out radio communication; And described mirror field radio communication concentrator and a backstage industrial computer communicate.
As claimed in claim 1 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in S1, also comprise, a solar photovoltaic powered system is all set in each heliostat in described heliostat field, to the heliostat power supply at its place.
As claimed in claim 2 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in described solar photovoltaic powered system, at least comprise:
Storage battery, all the time according to time or in case of emergency to the heliostat power supply at its place;
Controller, protects described storage battery, avoids overcharging or excessively putting of described storage battery;
Solar module is given described charge in batteries when sunlight is sufficient, also supplies with heliostat electricity consumption simultaneously; And
Blocking diode, stop all the time according to time described in storage battery to described solar module, discharge.
As claimed in claim 1 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in S1, also comprise, the configuration of wireless communication interface in described heliostat mirror field in all heliostats is on all four while dispatching from the factory, and the hand-held radio communication equipment by a capable of regulating power arranges the mailing address of every heliostat, radio communication channel and transmitting power.
As claimed in claim 1 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in S2, also comprise, described management heliostat is placed in described heliostat group to the position near geometric center.
As claimed in claim 1 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in S3, also comprise, between described management heliostat and mirror field radio communication concentrator, adopt the communication mode of master-slave response.
As claimed in claim 1 a kind of be applied to tower type solar photo-thermal power generation without the cable means of communication, it is characterized in that, in S2, also comprise, other heliostats in described management heliostat and its place heliostat group adopt the communication mode of master-slave responses.
8. be applied to tower type solar photo-thermal power generation without a cable communication system, be arranged in a tower type solar photo-thermal power generation equipment, it is characterized in that, described in be applied to tower type solar photo-thermal power generation wireless communication system comprise:
Heliostat Jing Chang, wherein has some heliostat groups, and in heliostat group, all comprises some heliostats described in each, and described some heliostats comprise a management heliostat and some common heliostats;
The first wireless communication module, is arranged on described in each and manages in heliostat, carries out radio communication and carries out radio communication with described mirror field radio communication concentrator with common heliostat in the heliostat group at its place;
The second wireless communication module, is arranged in described common heliostat, carries out radio communication with described the first wireless communication module in the heliostat group at its place;
Mirror field radio communication concentrator, carries out radio communication with all management heliostats in described heliostat mirror field, and described mirror field radio communication concentrator and a backstage industrial computer communicate.
As claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, described in each, in heliostat, be equipped with the solar photovoltaic powered system for the heliostat power supply to its place.
As claimed in claim 9 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, in described solar photovoltaic powered system, at least comprise:
Storage battery, all the time according to time or in case of emergency to the heliostat power supply at its place;
Controller, protects described storage battery, avoids described accumulator super-charge or cross putting;
Sun energy battery module is given described charge in batteries when sunlight is sufficient, and supplies with the heliostat electricity consumption at its place; And
Blocking diode, all the time according to time stop described storage battery to discharge to described solar module.
11. as claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, in same described heliostat group, the radio communication channel of heliostat is identical, and in different described heliostat groups, the radio communication channel of heliostat is different; And the heliostat in same described heliostat group has different mailing addresses.
12. as claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, described management heliostat is arranged in described heliostat group near the position of geometric center.
13. as claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, between described management heliostat and mirror field radio communication concentrator, adopt the communication mode of master-slave response.
14. as claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, the common heliostat in described management heliostat and its place heliostat group adopts the communication mode of master-slave response.
15. as claimed in claim 8 a kind of be applied to tower type solar photo-thermal power generation without cable communication system, it is characterized in that, all management heliostats in described heliostat mirror field and common heliostat all adopt more than two or two silver mirrors to be spliced, and gap is left in the stitching portion between silver mirror, wireless signal passes through from described gap.
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| CN104571139A (en) * | 2014-11-19 | 2015-04-29 | 河北省电力勘测设计研究院 | Control system of heliostat field instrument |
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| CN106019530A (en) * | 2016-08-01 | 2016-10-12 | 首航节能光热技术股份有限公司 | Light condensing heliostat for solar tower type heat utilization |
| CN107302258A (en) * | 2017-06-09 | 2017-10-27 | 天津滨海光热跟踪技术有限公司 | It is a kind of have promptly defocus ups system in the slot type fused salt cabinet of function |
| CN107919721A (en) * | 2017-12-11 | 2018-04-17 | 北京四方继保自动化股份有限公司 | A kind of tower photo-thermal heliostat self-power wireless control system |
| CN110793225A (en) * | 2019-10-23 | 2020-02-14 | 浙江中控太阳能技术有限公司 | Heliostat address setting method, device and system |
| CN112764417A (en) * | 2020-12-24 | 2021-05-07 | 浙江中控太阳能技术有限公司 | Mirror field control system and method based on cleaning vehicle |
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