CN101241367A - Architecture automatized control system and method - Google Patents
Architecture automatized control system and method Download PDFInfo
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- CN101241367A CN101241367A CNA2008101012867A CN200810101286A CN101241367A CN 101241367 A CN101241367 A CN 101241367A CN A2008101012867 A CNA2008101012867 A CN A2008101012867A CN 200810101286 A CN200810101286 A CN 200810101286A CN 101241367 A CN101241367 A CN 101241367A
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Abstract
The invention discloses an architecture automation control system and method. The system comprises an end equipment, a switching server and a control logic module, wherein, the end equipment comprises information nodes one-to-one corresponding to the input/output physical quantity; the switching server is used for memorizing source-sink relation information corresponding to an end equipment corresponding to the switching server, the source-sink relationship information marks source-sink relationship between end equipment information nodes and control logic information nodes, and performs data address searching and repeating based on the memorized source-link relationship information; the control logic module is used for memorizing control logic, and comprises information node one-to-one corresponding to input/output physical quantity of the control logic, performs control arithmetic according to information nodes corresponding to input/output physical quantity to obtain corresponding physical quantity data, and transmits the output physical quantity data from the corresponding information node. The invented method and system can lower cost and work amount, and increase anti-interference ability.
Description
Technical field
The present invention relates to the building automation technical field, particularly relate to a kind of architecture automatized control system and method.
Background technology
Intellectuality is a kind of trend of building and modern house development, and along with the expansion of building function, current intelligent building control content is more and more, and control degree also becomes increasingly complex.
Be the scientific management of satisfying the architectural environment requirement, cutting down the consumption of energy, improve the dwelling house comfortable degree and realize building, (Building Automation System's building automation system BAS) arises at the historic moment.
It has been generally acknowledged that building automation system is the system that the buildings Mechatronic Systems is detected automatically, dispatches and manage automatically automatically.So-called buildings Mechatronic Systems, generally include: heating and air-conditioning system (Heating, Ventilating and Air Conditioning, HVAC), cold and heat source system, supply and drain water system, illuminator, safety-protection system, and electrical equipment of household internal, illuminator etc.
Simultaneously, the development of stochastic calculation machine technology, increasing computer chip is embedded in the electromechanical equipment, carry out detection, scheduling and the management of electromechanical equipment, and increasing programmable digital control device is as digital signal processor (Digital Singnal Processor, DSP) replace original analog controller, made existing building automation system have more powerful intelligentized digital communication functions.And along with the equipment that can communicate by letter in the building automation system is increasing, distributes and disperse day by day, based on the architecture automatized control system of communication network, realize that the coordinated management of building automation system equipment room has become unavoidable trend and direction.
But, in the control system that existing worker/commerce is used, typical connected mode or centralized architecture.It generally is an end-equipment, be connected to circuit board as sensor etc., and then be connected to controller (control panel) by the master/slave communication bus of special use, and controller comprises a high performance microprocessor, the control program module of a customization of operation, for all end-equipments that are connected above it are implemented steering logic, thereby realize control procedure.Like this, control system can only be controlled connected end-equipment by controller, and the control of its realization is local control, and controller can only be controlled the end-equipment that is connected with its hardware, its realization be the control of part.And will realize a plurality of control system, when a plurality of controllers in particularly a plurality of building automation system (BAS) are controlled, then need it is carried out the artificial separately circuit of laying, like this, both greatly reduced the intelligent performance of control system, increased the engineering cost of control system again greatly, its cost increases, and quantities is big, and its poor anti jamming capability, even do over again because not reaching the control performance of engine request, cause a large amount of wastes and loss for whole engineering.
Summary of the invention
The object of the present invention is to provide a kind of architecture automatized control system and method, it is convenient to realize the control in the building automation system (BAS), and can reduce cost, and reduces workload, increases antijamming capability.
Be a kind of architecture automatized control system of realizing that the object of the invention provides, comprise end-equipment, described end-equipment comprises and its input and output physical quantity information node one to one, the end-equipment information node corresponding with the input physical quantity receives corresponding physical quantity and handles, and the end-equipment information node corresponding with the output physical quantity sends corresponding physical quantity;
Described intelligent control network system also comprises swap server and control logic module;
Described swap server, be used to preserve the source remittance relation information of the corresponding end-equipment correspondence of described swap server, source between described source remittance relation information sign end-equipment information node and steering logic information node is converged and is concerned, and carries out data addressing and forwarding according to the source remittance relation information of preserving;
Described control logic module, be used to preserve steering logic, and comprise and the input and output physical quantity of described steering logic information node one to one, and control computing according to the data that the information node of the input physical quantity correspondence of steering logic receives and exported the physical quantity data accordingly, described output physical quantity data are sent from its corresponding information node.
Described architecture automatized control system can also comprise gateway, is used to carry out the data forwarding between described swap server and described end-equipment.
Described architecture automatized control system can also comprise the address configuration module, is used to each end-equipment to dispose its sign in network, i.e. network address respectively.
The present invention also provides a kind of building automation control method, comprises the following steps:
Steps A, the output information node of the first physical quantity correspondence of first end-equipment sends the first physical quantity data to corresponding swap server;
Step B, after swap server receives the first physical quantity data, according to the local source remittance relation information of preserving of the output information address of node inquiry of the first physical quantity correspondence, obtain the input information address of node of first physical quantity of control logic module, and the first physical quantity data are sent to the input information node of first physical quantity of control logic module;
Step C, the data that control logic module receives according to the information node of the input physical quantity correspondence of steering logic are controlled computing and are obtained the corresponding second physical quantity data, and the output information node of the second physical quantity data from correspondence sent;
Step D, after swap server receives the second physical quantity data, according to the local source remittance relation information of preserving of the output information address of node inquiry of the second physical quantity correspondence, obtain the input information address of node of second physical quantity of second end-equipment, and the second physical quantity data are sent to the output information node of second physical quantity of second end-equipment;
Step e, second end-equipment carries out corresponding operating according to the input second physical quantity data that receive.
Data communication between described first end-equipment and second end-equipment and swap server can be by transmitting with the direct-connected gateway of end-equipment.
First end-equipment can be waited for corresponding response packet after first gateway sends the first physical quantity data, if do not receive corresponding response packet in setting duration, then retransmit;
If retransmit number of times reach setting maximum times and still the end receive response packet, mark sends failure, finishes.
After first gateway receives the first physical quantity data of first end-equipment transmission, whether the IP address bit that can check the first physical quantity data source address is consistent with the IP address of this gateway, if IP address unanimity, then this first physical quantity data encapsulation is become the Frame that meets the Ethernet host-host protocol, be transmitted to connected swap server; Otherwise do not transmit the first physical quantity data, return error message, finish to first end-equipment.
Can also comprise the following steps: before the described steps A
Steps A ', after end-equipment powers on,, know the IP address and the port numbers of this respective gateway, and dispose the appropriate address of the corresponding information node of input and output physical quantity in self with the respective gateway binding.
Can also comprise the following steps: before the described steps A
Steps A ", after end-equipment powers on, dispose the appropriate address of the corresponding information node of input and output physical quantity in self.
Among the described step B, after swap server receives the first physical quantity data, can carry out the following step:
Step B1, swap server receive the packet that carries the first physical quantity data, and it is sealed off dress, obtain wherein to carry the source information node address;
Step B2 checks whether the source information IP addresses of nodes position in this packet is consistent with the IP address of swap server, if carry out step B3, otherwise directly finish;
Step B3 by the response packet of first gateway after the end-equipment of source address correspondence sends encapsulation, and carries out subsequent operation.
The invention has the beneficial effects as follows: architecture automatized control system of the present invention and method, no longer adopt traditional controller that is connected with controlled end-equipment hardware, but control by the right end-equipment of network by the control logic module in the building automation system, can carry out the addressing and the forwarding of data easily, in the present invention, control logic module is equal to end-equipment in communication, its two fully intercommunication, thus realize the control of building automation system easily.It has improved the intelligent performance of control system, reduces the engineering cost of control system, strengthens its poor anti jamming capability, can reach the control performance of engine request.
Description of drawings
Fig. 1 is the embodiment of the invention one an architecture automatized control system structural representation;
Fig. 2 is the embodiment of the invention one a building automation control method process flow diagram;
Fig. 3 is the embodiment of the invention two architecture automatized control system structural representations.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, a kind of architecture automatized control system of the present invention and method are further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Building automation system (BAS) and an important difference of general computer communication network are exactly that it sends the information source of data and receive the corresponding relation that the information of data converges generally is relative simple and fixing, the corresponding relation of lamp and switch for example, the corresponding relation between Temperature Humidity Sensor and air-conditioning draught fan, the cold machine etc.If the corresponding relation between these end-equipments is configured in the Control Network, end-equipment only need send data to network and need not to know the position of end-equipment of the data of reception so, perhaps end-equipment only need receive data and need not to know the position of the end-equipment that sends these data from network, promptly by addressing and the forwarding of the realization of the equipment in the network to terminal data, will simplify the communication function of end-equipment like this, when reducing the end-equipment cost, improve the versatility of equipment room.
Embodiment one
In embodiment one, as shown in Figure 1, described architecture automatized control system comprises swap server 1, gateway 2, end-equipment 3 and control logic module 4 and address configuration module 5, wherein:
Described swap server 1, be the core control and the routing device of whole architecture automatized control system network system, be used to preserve the source remittance relation information of the corresponding end-equipment correspondence of described swap server, source between described source remittance relation information sign end-equipment information node and steering logic information node is converged and is concerned, and carries out data addressing and forwarding according to the source remittance relation information of preserving.
These swap server 1 descending and a plurality of gateways 2 are connected, and the miscellaneous equipment of up and whole building automation system is as connections such as existing building network systems.
Described gateway 2 is used to carry out the data forwarding between described swap server and described end-equipment.It is the hinge that carries out data transmission between swap server 1 and each end-equipment 3 etc., and it sends to swap server 1 with the data that the end-equipment 3 that receives sends, and the packet that swap server 1 is transmitted sends to corresponding end-equipment 3.A plurality of gateways 2 have been formed the access level equipment of architecture automatized control system.
Described end-equipment 3, comprise one or more information node, described information node is corresponding one by one with the corresponding input and output physical quantity of end-equipment, described one or more information node has address separately respectively, the end-equipment information node corresponding with the input physical quantity receives corresponding physical quantity and handles, and the end-equipment information node corresponding with the output physical quantity sends corresponding physical quantity
Described information node, be according to the abstract node that comes out of information transmitted in the Control Network System, corresponding one by one with the corresponding input and output physical quantity of end-equipment, for example, temperature sensor has an output physical quantity: measured temperature, and then temperature sensor also comprises and the unique corresponding information node that is used for the output temperature measured value of this physical quantity accordingly; Cold facility have an input physical quantity, the temperature value of setting, and then cold machine also comprises the information node that receives setting value with unique corresponding being used to of this physical quantity accordingly.Described information node is used to send or receive the corresponding information of corresponding input and output physical quantity with it and carries out respective handling.
Described each input and output physical quantity has the data flow direction of input and output as the fundamental operation unit of end-equipment 3, and each input and output physical quantity is corresponding one by one with information node.
As a kind of embodiment, all swap servers among the present invention all are connected in the Ethernet of standard, keep interconnecting by Ethernet switch.
Described architecture automatized control system can also comprise address configuration module 5, is used to each end-equipment to dispose its sign in network, i.e. network address respectively.
In order to carry out network service, architecture automatized control system of the present invention distributes its sign in network, i.e. network address for each network node.Using the IP address in Ethernet is a kind of method in common as the network sign of equipment.
In embodiments of the present invention, each gateway and swap server have all distributed the IP address.The network address of each end-equipment node is to unite definite by its IP address that connects gateway with the numbering that this equipment is connected to the RS485 port of gateway.
For example, the IP address of a gateway is 192.168.1.2, and an end-equipment node is connected to this gateway by No. 4 communication ports, and then the network address of this end-equipment node is 192.168.1.2.4.
End-equipment comprises one or more information nodes, and an end-equipment can equivalence be the set of one or more information nodes usually.
Therefore, in embodiments of the present invention, on the basis that the device address is distributed, utilize a new byte to indicate the numbering of each information node, thereby form the address of each information node endways.For example, if end-equipment has an input physical quantity of setting remittance (as actuator), output physical quantity with a measurement source (as sensor), then the corresponding information node of input physical quantity of this setting remittance can be addressed to 192.168.1.2.4.1, and the corresponding information node of output physical quantity in this measurement source can be addressed to 192.168.1.2.4.2.
Like this, as a kind of embodiment, the embodiment of the invention is with six bytes, comprise four bytes of IP address bit, the byte in port numbering position, the byte in input and output physical quantity numbering position, the information node of each the input and output physical quantity in the expression end-equipment, just can distribute the address, thereby can control for the information node of each input and output physical quantity of each end-equipment in the architecture automatized control system.
Gateway and swap server only just can identify with the IP address, do not need port position and numbering position.But, in order to accomplish unified addressing, as a kind of embodiment, to the port position and the numbering position zero filling polishing of gateway and swap server to the communication in the network.For example a gateway address can be 192.168.1.2.0.0, and the address of a swap server can be 192.168.17.1.0.0.
Described control logic module 4, be used to preserve steering logic, and comprise and the input and output physical quantity of described steering logic information node one to one, and control computing according to the data that the information node of the input physical quantity correspondence of steering logic receives and exported the physical quantity data accordingly, described output physical quantity data are sent from its corresponding information node.
Described steering logic is the control needs according to building automation system, and is kept in advance in the control logic module 4, can control computing according to corresponding input physical quantity data and be exported the physical quantity data accordingly.
From the angle of communication, control logic module 4 is the entities that are equal to end-equipment 3, can receive some physical quantity data and export some physical quantity data.
From the angle of control, control logic module 4 receives the specific physical quantity of some, uses the steering logic of its preservation that the data that receive are controlled computing, according to corresponding control strategy specific equipment is sent some again and sets physical quantity.
The present invention also provides a kind of building automation control method, as shown in Figure 2, comprises the following steps:
Step S10 after end-equipment powers on, with the respective gateway binding, is known the IP address and the port numbers of this respective gateway, and is disposed the appropriate address of the corresponding information node of input and output physical quantity in self;
After end-equipment powers on, and carries out initialization, with respective gateway binding, know the IP address and the port numbers of this respective gateway, and dispose the corresponding information node of a plurality of input and output physical quantitys in self appropriate address, specifically comprise the steps:
Step S11 after end-equipment powers on, obtains address command to the gateway transmission of its connection;
After step S12, gateway received and obtain address command, the transmission of the corresponding information node of terminad equipment comprised the response message of its IP address and port numbers;
Step S13, the corresponding information node of end-equipment receive this response message after, resolve and also to preserve corresponding IP address and port numbers;
Step S14, the appropriate address of the corresponding information node of a plurality of input and output physical quantitys in the end-equipment configuration self.
As a kind of embodiment, with six bytes, comprise four bytes of IP address bit, the byte in port numbering position, the byte in input and output physical quantity numbering position, each input and output physical quantity in the expression end-equipment just can be the corresponding information node distribution of each input and output physical quantity of each end-equipment in the architecture automatized control system address, thereby can control.
End-equipment is finished address binding, and behind the corresponding information node configuration address of input and output physical quantity wherein, end-equipment promptly can transmit and receive data by gateway.
Step S20, the corresponding output information node of first physical quantity of first end-equipment sends first packet to corresponding first gateway, comprises the first physical quantity data in this first packet;
In this step, ' the first ' physical quantity only is used for distinguishing with follow-up physical quantity, does not limit the physical quantity that this first end-equipment only has an output attribute.' the first ', ' the second ' etc. describing all similarly herein.
Described step S20 can also comprise the following steps:
After the corresponding output information node of first physical quantity of first end-equipment sends first packet, wait for corresponding response packet,, then retransmit if in setting duration, do not receive and send the corresponding response packet of packet;
When also response packet was received at the end if the repeating transmission number of times reaches the maximum times of setting, mark sent failure, and finishes.
After step S30, first gateway receive and resolve this first packet, be transmitted to connected first swap server;
Step S30 specifically comprises the following steps:
Step S31, first gateway receive first packet in first end-equipment, check whether the IP address bit of source address in the packet is consistent with the IP address of this gateway;
Step S32 if IP address unanimity then becomes the Frame that meets the Ethernet host-host protocol with this first packet encapsulation, is transmitted to connected first swap server;
If step S33 inconsistent, does not then transmit this first packet, returns error message and end to first end-equipment.
Step S40, first swap server receives and resolves this first packet, obtain the source information address of node (i.e. the corresponding output information node address of first physical quantity of first end-equipment) that this first packet carries, search the local source of preserving of first swap server and converge relation information (i.e. table 1), converged information node address (being the corresponding input information node address of first physical quantity of control logic module) accordingly;
Remittance relation information in source is preserved with the form of source remittance relation table, and is as shown in table 1:
The relation information table converges in table 1 source
| The source information node address | The sink nodes address |
| The corresponding output information node address of first physical quantity of first end-equipment | The corresponding input information node address of first physical quantity of control logic module |
| The second physical quantity phase of control logic module | The second physical quantity phase of second end-equipment |
| Corresponding output information node address | Corresponding input information node address |
The process that receives and resolve among the described step S40 comprises the following steps:
Step S41, this first swap server receives first packet, and it is sealed off dress, obtains the source information node address that carries in first packet;
Step S42 checks whether the IP address bit of the source information node address in first packet is consistent with the IP address of this first swap server, if consistent, then carries out step S43; Otherwise do not continue to handle this packet and end;
Step S43 is by the response packet of corresponding first gateway after first end-equipment sends encapsulation.
The packet that step S50, first swap server will carry the first physical quantity data sends to the input information node of first physical quantity of control logic module;
Step S60, control logic module is controlled computing according to the first physical quantity data that receive, obtain the second physical quantity numerical value, second packet that the second physical quantity output information node of control logic module will carry the second physical quantity numerical value sends to first swap server;
Step S70, first swap server receives and resolves this second packet, obtain the source information address of node (being the second physical quantity output information node address of control logic module) that this second packet carries, search the local source of preserving of first swap server and converge relation information, converged information node address (i.e. the corresponding input information node address of second physical quantity of second end-equipment) accordingly;
Step S80, first swap server are transmitted to second packet second gateway of the second end-equipment correspondence;
As a kind of embodiment, this second gateway may be the gateway that directly links to each other with first swap server, and in this case, then first swap server directly sends to second gateway with first packet;
As another kind of embodiment, second gateway does not directly link to each other with first swap server, for example second gateway directly is connected to second swap server, second swap server links to each other by Ethernet with first swap server, then first swap server sends to second swap server with first packet, by second swap server first packet is sent to gateway 2 again.
In embodiments of the present invention, directly being connected to first swap server with second gateway is that example describes, but should be noted that it is not a limitation of the present invention.
Step S90, second gateway are transmitted to second packet input information node of second physical quantity of second end-equipment after receiving second packet;
Step S100 after second end-equipment receives second packet, according to the second physical quantity data in second packet, carries out respective handling.
As a kind of embodiment, first end-equipment can be a sensor, and second end-equipment can be an actuator.For example, first end-equipment can be a temperature sensor of being responsible for measuring temperature, second end-equipment can be cold machine, then sensor can measure temperature, and the temperature value that measures is transferred to control logic module, and control logic module is according to temperature value, utilize the control computing to be exported physical quantity information accordingly, be the setting value of cold machine, and export to cold machine, thereby realization is to the Based Intelligent Control of temperature.
Embodiment two
The architecture automatized control system of embodiment two, as shown in Figure 3.Comprise end-equipment 3, swap server 1 and control logic module 4 and address configuration module 5.Wherein, with each end-equipment that is not both of the network structure of embodiment one interface that meets Ethernet protocol is arranged all, can be about to packet encapsulation certainly is the Frame that meets Ethernet protocol, thus each end-equipment in the present embodiment two need not by embodiment once in gateway apparatus can be directly and swap server communicate.
A swap server can connect a lot of end-equipments, and all swap servers all are connected in the Ethernet of standard in the network, keeps interconnection by Ethernet switch.
The source of a plurality of input and output physical quantity correspondences is converged and is concerned in the swap server storage tip equipment, and the source remittance of being responsible between the end-equipment data is transmitted.
In the networking structure of embodiment two, each end-equipment can be assigned to an IP address, therefore as long as the corresponding information node of different input and output physical quantitys on each end-equipment is distinguished.For example, the IP address of an end-equipment is 192.138.1.2, this end-equipment has two input and output physical quantitys, be numbered 1 and 2, if with a byte representation numbering position, the address of these two corresponding information nodes of input and output physical quantity is respectively 192.168.1.2.1 and 192.168.1.2.2 so.
And swap server only just can indicate with the IP address, need not the numbering position.But, in order to accomplish, to the node position zero filling polishing in the swap server address to the node unified addressing in the network.For example, the address of a swap server can be 192.168.17.1.0.
In embodiment two, source remittance relation table is an example with table 1 still, and described building automation control method comprises the following steps:
Step S100 after end-equipment powers on, disposes the appropriate address of the corresponding information node of input and output physical quantity in self.
As a kind of embodiment, with five bytes, comprise four bytes of IP address bit, the byte in input and output physical quantity numbering position, the corresponding information node of each input and output physical quantity in the expression end-equipment, just can be the corresponding information node distribution of each input and output physical quantity of each end-equipment in the architecture automatized control system address, thereby can control.
Step S200, the corresponding output information node of first physical quantity of first end-equipment sends first packet to first swap server;
Step S300, first swap server receives and resolves this first packet, obtain the source information address of node (i.e. the corresponding output information node address of first physical quantity of first end-equipment) of carrying in first packet, search the local source of preserving of first swap server and converge relation table, converged information node address (being the corresponding input information node address of first physical quantity of control logic module) accordingly;
Step S400, first swap server are transmitted to first packet input information node of first physical quantity of control logic module;
Step S500, control logic module is controlled computing according to the first physical quantity data that receive, obtain the second physical quantity numerical value, second packet that the second physical quantity output information node of control logic module will carry the second physical quantity numerical value sends to first swap server;
Step S600, first swap server receives and resolves this second packet, obtain the source information address of node (being the second physical quantity output information node address of control logic module) that this second packet carries, search the local source of preserving of first swap server and converge relation information, converged information node address (i.e. the corresponding input information node address of second physical quantity of second end-equipment) accordingly;
Step S700, first swap server issue the input information node of second physical quantity of second end-equipment;
Step S600, after second end-equipment received second packet, second physical quantity information according in second packet carried out respective handling.
Architecture automatized control system of the present invention and method, no longer adopt traditional controller that is connected with controlled end-equipment hardware, but by the control logic module in the network, end-equipment in the building automation system is controlled, can carry out the addressing and the forwarding of data easily, its fully intercommunication, thus realize the control of building automation system easily.It has improved the intelligent performance of control system, reduces the engineering cost of control system, strengthens its poor anti jamming capability, can reach the control performance of engine request.
In conjunction with the accompanying drawings to the description of the specific embodiment of the invention, others of the present invention and feature are conspicuous to those skilled in the art by above.
More than specific embodiments of the invention are described and illustrate it is exemplary that these embodiment should be considered to it, and be not used in and limit the invention, the present invention should make an explanation according to appended claim.
Claims (10)
1, a kind of architecture automatized control system, comprise end-equipment, it is characterized in that, described end-equipment comprises and its input and output physical quantity information node one to one, the end-equipment information node corresponding with the input physical quantity receives corresponding physical quantity and handles, and the end-equipment information node corresponding with the output physical quantity sends corresponding physical quantity;
Described intelligent control network system also comprises swap server and control logic module;
Described swap server, be used to preserve the source remittance relation information of the corresponding end-equipment correspondence of described swap server, source between described source remittance relation information sign end-equipment information node and steering logic information node is converged and is concerned, and carries out data addressing and forwarding according to the source remittance relation information of preserving;
Described control logic module, be used to preserve steering logic, and comprise and the input and output physical quantity of described steering logic information node one to one, and control computing according to the data that the information node of the input physical quantity correspondence of steering logic receives and exported the physical quantity data accordingly, described output physical quantity data are sent from its corresponding information node.
2, architecture automatized control system according to claim 1 is characterized in that, also comprises gateway, is used to carry out the data forwarding between described swap server and described end-equipment.
3, architecture automatized control system according to claim 1 and 2 is characterized in that, also comprises the address configuration module, is used to each end-equipment to dispose its sign in network, i.e. network address respectively.
4, a kind of building automation control method is characterized in that, comprises the following steps:
Steps A, the output information node of the first physical quantity correspondence of first end-equipment sends the first physical quantity data to corresponding swap server;
Step B, after swap server receives the first physical quantity data, according to the local source remittance relation information of preserving of the output information address of node inquiry of the first physical quantity correspondence, obtain the input information address of node of first physical quantity of control logic module, and the first physical quantity data are sent to the input information node of first physical quantity of control logic module;
Step C, the data that control logic module receives according to the information node of the input physical quantity correspondence of steering logic are controlled computing and are obtained the corresponding second physical quantity data, and the output information node of the second physical quantity data from correspondence sent;
Step D, after swap server receives the second physical quantity data, according to the local source remittance relation information of preserving of the output information address of node inquiry of the second physical quantity correspondence, obtain the input information address of node of second physical quantity of second end-equipment, and the second physical quantity data are sent to the output information node of second physical quantity of second end-equipment;
Step e, second end-equipment carries out corresponding operating according to the input second physical quantity data that receive.
5, building automation control method according to claim 4 is characterized in that, the data communication between described first end-equipment and second end-equipment and swap server is by transmitting with the direct-connected gateway of end-equipment.
6, building automation control method according to claim 5 is characterized in that, first end-equipment is waited for corresponding response packet after first gateway sends the first physical quantity data, if do not receive corresponding response packet in setting duration, then retransmits;
If retransmit number of times reach setting maximum times and still the end receive response packet, mark sends failure, finishes.
7, building automation control method according to claim 5 is characterized in that,
After first gateway receives the first physical quantity data of first end-equipment transmission, whether the IP address bit of checking the first physical quantity data source address is consistent with the IP address of this gateway, if IP address unanimity, then this first physical quantity data encapsulation is become the Frame that meets the Ethernet host-host protocol, be transmitted to connected swap server; Otherwise do not transmit the first physical quantity data, return error message, finish to first end-equipment.
8, building automation control method according to claim 4 is characterized in that, also comprises the following steps: before the described steps A
Steps A ', after end-equipment powers on,, know the IP address and the port numbers of this respective gateway, and dispose the appropriate address of the corresponding information node of input and output physical quantity in self with the respective gateway binding.
9, building automation control method according to claim 4 is characterized in that, also comprises the following steps: before the described steps A
Steps A ", after end-equipment powers on, dispose the appropriate address of the corresponding information node of input and output physical quantity in self.
According to the described building automation control method of claim 4 to 9, it is characterized in that 10, among the described step B, swap server carries out the following step after receiving the first physical quantity data:
Step B1, swap server receive the packet that carries the first physical quantity data, and it is sealed off dress, obtain wherein to carry the source information node address;
Step B2 checks whether the source information IP addresses of nodes position in this packet is consistent with the IP address of swap server, if carry out step B3, otherwise directly finish;
Step B3 by the response packet of first gateway after the end-equipment of source address correspondence sends encapsulation, and carries out subsequent operation.
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