CN114268573A - Routing method, device and system for mixed networking of distribution room based on HPLC and RF - Google Patents

Routing method, device and system for mixed networking of distribution room based on HPLC and RF Download PDF

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CN114268573A
CN114268573A CN202111587143.3A CN202111587143A CN114268573A CN 114268573 A CN114268573 A CN 114268573A CN 202111587143 A CN202111587143 A CN 202111587143A CN 114268573 A CN114268573 A CN 114268573A
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link
hplc
path
site
transmission
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CN114268573B (en
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蔡鹏�
刘建戈
蒋承伶
朱正磊
戴欣
葛红舞
安利源
马涛
何迎利
王元强
范镇淇
张宇新
卢岸
赵振非
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State Grid Jiangsu Electric Power Co Ltd
Nari Information and Communication Technology Co
HuaiAn Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
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State Grid Jiangsu Electric Power Co Ltd
Nari Information and Communication Technology Co
HuaiAn Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
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    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract

The invention discloses a routing method, a device and a system of a mixed networking of a platform area based on HPLC and RF, wherein the method comprises the steps of obtaining transmission network topology and transmission parameters of the HPLC and the RF; calculating a link path finding factor; based on the transmission network topology and transmission parameters of the HPLC and the RF, and the link path finding factors, planning a transmission path according to the principle of minimum average link path finding factors; and transmitting the information according to the obtained transmission path. The invention can effectively improve the communication resource allocation efficiency and the information transmission reliability of the platform area dual-mode heterogeneous field area network.

Description

Routing method, device and system for mixed networking of distribution room based on HPLC and RF
Technical Field
The invention belongs to the technical field of power line networking communication and intelligent power utilization, and particularly relates to a routing method, device and system for mixed networking of a distribution room based on High Performance Liquid Chromatography (HPLC) and Radio Frequency (RF).
Background
In recent years, in the construction of a grid area networking, power line carrier communication is widely applied due to the advantages of wide wiring, low construction cost, convenience in deployment and the like. However, there are many problems such as multipath fading, noise interference, line impedance matching, etc. in power line carrier communication, which brings challenges to reliability and stability of information transmission. The micro-power wireless communication (Radio Frequency, RF) technology is a communication mode with low power consumption and flexible networking, and the introduction of the technology is beneficial to sharing the transmission pressure of power line carrier communication and improving the reliability of communication transmission.
The IP in the existing routing method of the network of the distribution area is not perfect, and the resource distribution in the mixed network has the problem of imbalance. The method aims at solving the problem of unbalanced resource distribution in the existing mixed networking method of the distribution area.
Disclosure of Invention
Aiming at the problems, the invention provides a routing method, a device and a system of a platform area hybrid networking based on HPLC and RF, which can effectively improve the communication resource allocation efficiency and the information transmission reliability of a platform area dual-mode heterogeneous field area network.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
in a first aspect, the present invention provides a routing method for mixed networking of stations based on HPLC and RF, including:
acquiring transmission network topology and transmission parameters of HPLC and RF;
calculating a link path finding factor;
based on the transmission network topology and transmission parameters of the HPLC and the RF, and the link path finding factors, planning a transmission path according to the principle of minimum average link path finding factors;
and transmitting the information according to the obtained transmission path.
Optionally, the method for acquiring the transmission network topology of HPLC and RF includes:
the platform area dual-mode heterogeneous field area network comprises N stations, wherein a station 0 is a CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA0003427999610000011
The RF link is represented as
Figure BDA0003427999610000012
Optionally, the HPLC and RF transmission parameters include: signal to noise ratio D of HPLC linkijCapacity of
Figure BDA0003427999610000013
Link occupancy
Figure BDA0003427999610000014
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure BDA0003427999610000015
Link occupancy of
Figure BDA0003427999610000016
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
Optionally, the calculation formula of the link path finding factor is as follows:
Figure BDA0003427999610000021
Figure BDA0003427999610000022
wherein the content of the first and second substances,
Figure BDA0003427999610000023
for HPLC links between site i and adjacent site j
Figure BDA0003427999610000024
The link-seek factor of (a) is,
Figure BDA0003427999610000025
for site i and adjacent sitesRF link between j
Figure BDA0003427999610000026
Link seek factor of.
Optionally, the method for planning the transmission path includes:
by averaging the link pathfinding factors
Figure BDA0003427999610000027
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure BDA0003427999610000028
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure BDA0003427999610000029
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
In a second aspect, the present invention provides a routing apparatus for mixed networking of stations based on HPLC and RF, comprising:
the acquisition module is used for acquiring transmission network topology and transmission parameters of HPLC and RF;
the calculation module is used for calculating a link path searching factor;
the planning module is used for planning a transmission path based on the transmission network topology and the transmission parameters of the HPLC and the RF and the link path-finding factors according to the principle of minimum average link path-finding factors;
and the transmission module is used for transmitting information according to the obtained transmission path.
Optionally, the method for acquiring the transmission network topology of HPLC and RF includes:
the platform area dual-mode heterogeneous field area network comprises N stations, wherein a station 0 is a CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA00034279996100000210
The RF link is represented as
Figure BDA00034279996100000211
Optionally, the HPLC and RF transmission parameters include: signal to noise ratio D of HPLC linkijCapacity of
Figure BDA00034279996100000212
Link occupancy
Figure BDA00034279996100000213
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure BDA00034279996100000214
Link occupancy of
Figure BDA00034279996100000215
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
Optionally, the calculation formula of the link path finding factor is as follows:
Figure BDA0003427999610000031
Figure BDA0003427999610000032
wherein the content of the first and second substances,
Figure BDA0003427999610000033
for HPLC links between site i and adjacent site j
Figure BDA0003427999610000034
The link-seek factor of (a) is,
Figure BDA0003427999610000035
for the RF link between site i and adjacent site j
Figure BDA0003427999610000036
Link seek factor of.
Optionally, the method for planning the transmission path includes:
by averaging the link pathfinding factors
Figure BDA0003427999610000037
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure BDA0003427999610000038
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure BDA0003427999610000039
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
In a third aspect, the present invention provides a routing system for a mixed networking in a distribution room based on HPLC and RF, comprising a storage medium and a processor;
the storage medium is used for storing instructions;
the processor is configured to operate in accordance with the instructions to perform the steps of the method according to any one of the first aspects.
Compared with the prior art, the invention has the beneficial effects that:
the invention obtains the transmission network topology and the transmission parameters of the HPLC and the RF on the basis of fully considering the communication characteristics of the HPLC and the RF, calculates the link path-finding factor, plans the transmission path according to the minimum principle of the average link path-finding factor, and transmits information according to the obtained path, thereby effectively improving the communication resource allocation efficiency and the information transmission reliability of the dual-mode heterogeneous field area network of the station area.
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In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is an overall flow chart of the method of the present invention.
Fig. 2 is a diagram of a typical application scenario of the method of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
Example 1
The embodiment of the invention provides a routing method for mixed networking of a distribution room based on HPLC and RF, which specifically comprises the following steps:
(1) acquiring transmission network topology and transmission parameters of HPLC and RF; HPLC refers to broadband power line carrier; RF refers to micro-power wireless communication;
(2) calculating a link path finding factor;
(3) based on the transmission network topology and transmission parameters of the HPLC and the RF, and the link path finding factors, planning a transmission path according to the principle of minimum average link path finding factors;
(4) and transmitting the information according to the obtained transmission path.
In a specific implementation manner of the embodiment of the present invention, the method for acquiring the transmission network topology of HPLC and RF includes:
n sites (N is more than or equal to 6 and less than or equal to 40) are arranged in the platform area dual-mode heterogeneous field area network, wherein the site 0 is CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA0003427999610000041
The RF link is represented as
Figure BDA0003427999610000042
The transmission parameters for HPLC and RF include: signal to noise ratio D of HPLC linkijCapacity of
Figure BDA0003427999610000043
Link occupancy
Figure BDA0003427999610000044
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure BDA0003427999610000045
Link occupancy of
Figure BDA0003427999610000046
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
The calculation formula of the link path finding factor is as follows:
Figure BDA0003427999610000047
Figure BDA0003427999610000048
wherein the content of the first and second substances,
Figure BDA0003427999610000049
for HPLC links between site i and adjacent site j
Figure BDA00034279996100000410
The link-seek factor of (a) is,
Figure BDA00034279996100000411
for the RF link between site i and adjacent site j
Figure BDA00034279996100000412
Link seek factor of.
The planning method of the transmission path comprises the following steps:
by averaging the link pathfinding factors
Figure BDA0003427999610000051
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure BDA0003427999610000052
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure BDA0003427999610000053
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
An application scenario of the specific embodiment is a typical application scenario as shown in fig. 2, where the platform area dual-mode heterogeneous domain network includes 1 Central Coordinator (CCO) and 8 sites, information transmission is performed between each site and the CCO, the transmission mode includes two modes, i.e., High-speed Power Line Broadband Carrier (HPLC) and micro-Power wireless (radio frequency, RF), and the network includes 10 HPLC links and 9 RF links.
The station area mixed networking routing method based on HPLC and RF provided by the embodiment of the invention comprises the following steps:
s1, obtaining transmission network topology and transmission parameters of HPLC and RF
N (N is more than or equal to 6 and less than or equal to 40) sites are arranged in the dual-mode heterogeneous field area network of the distribution area, wherein the site 0 is CCO; the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA0003427999610000054
The RF link is represented as
Figure BDA0003427999610000055
HPLC chain
Figure BDA0003427999610000056
Has a signal-to-noise ratio of DijThe link capacity is
Figure BDA0003427999610000057
Link occupancy of
Figure BDA0003427999610000058
Maximum value of signal-to-noise ratio of each HPLC link is DmaxMinimum signal-to-noise ratio of Dmin(ii) a RF link
Figure BDA0003427999610000059
Field strength of Eij(Eij< 0), link capacity of
Figure BDA00034279996100000510
Link occupancy of
Figure BDA00034279996100000511
Each RF link having a field strength maximum of EmaxField strength minimum value of Emin。
In this embodiment, in the platform area dual-mode heterogeneous field area network, there are 9 sites, where site 0 is CCO; the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA00034279996100000512
The RF link is represented as
Figure BDA00034279996100000513
HPLC chain
Figure BDA00034279996100000514
Has a signal-to-noise ratio of DijThe link occupancy rate is
Figure BDA00034279996100000515
Maximum value of signal-to-noise ratio of each HPLC link is DmaxMinimum signal-to-noise ratio of Dmin(ii) a RF link
Figure BDA00034279996100000516
Field strength of Eij(Eij< 0), link occupancy of
Figure BDA00034279996100000517
Each RF link having a field strength maximum of EmaxField strength minimum value of Emin. The link parameters are shown in table 1, table 2 and table 3.
TABLE 1 HPLC Link parameters
Figure BDA00034279996100000518
Figure BDA0003427999610000061
TABLE 2 RF Link parameters
Figure BDA0003427999610000062
TABLE 3 SNR and field Strength maxima
Figure BDA0003427999610000063
S2, calculating a link path searching factor
Setting HPLC link between site i and adjacent site j
Figure BDA0003427999610000064
The link seek factor of
Figure BDA0003427999610000065
Setting up an RF link between site i and an adjacent site j
Figure BDA0003427999610000066
The link seek factor of
Figure BDA0003427999610000067
According to the formula respectively
Figure BDA0003427999610000068
And
Figure BDA0003427999610000069
calculating link seek factors
Figure BDA00034279996100000610
And
Figure BDA00034279996100000611
in the example, let the HPLC link between site i and the adjacent site j
Figure BDA00034279996100000612
The link seek factor of
Figure BDA00034279996100000613
Setting up an RF link between site i and an adjacent site j
Figure BDA00034279996100000614
The link seek factor of
Figure BDA00034279996100000615
According to the formula respectively
Figure BDA00034279996100000616
And
Figure BDA00034279996100000617
calculating link seek factors
Figure BDA00034279996100000618
And
Figure BDA00034279996100000619
the link seek factors are shown in table 4.
TABLE 4 Link Path finding factor
Figure BDA00034279996100000620
S3, planning a transmission path according to the maximum principle of the average link path-finding factor
Given a transmission service s0iLet service s0iOne feasible routing path J0iComprises k links marked as
Figure BDA0003427999610000071
By averaging the link pathfinding factors
Figure BDA0003427999610000072
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure BDA0003427999610000073
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure BDA0003427999610000074
representing an optimal routing path, optJ0iLink routing for all RF links in a tableAnd the sum of the factors, m, n, x and y respectively represent a site m, a site n, a site x and a site y.
In the example, a transmission service s is given07Let service s07One feasible routing path J07Comprises k links marked as
Figure BDA0003427999610000075
By averaging the link pathfinding factors
Figure BDA0003427999610000076
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s07Is determined by the optimal routing path optJ07Service s07Feasible path and average link path finding factor
Figure BDA0003427999610000077
As shown in Table 5, the optimal routing path, optJ07Is composed of
Figure BDA0003427999610000078
TABLE 5 average Link Path finding factor
Figure BDA0003427999610000079
Figure BDA0003427999610000081
S4, information transmission is carried out according to the obtained path
For fixed transmission service s0iThe central node CCO selects the transmission service path optJ0iEstablishing a hybrid routing table; each station configures communication parameters according to the mixed routing table to complete networking; completing a transmission service s0iThe information transmission of (2).
In the example, for a given transmission service s07The central node CCO transmits the service path according to the selection
Figure BDA0003427999610000082
Establishing a hybrid routing table; each station configures communication parameters according to the mixed routing table to complete networking; completing a transmission service s07The information transmission of (2).
Example 2
Based on the same inventive concept as embodiment 1, an embodiment of the present invention provides a routing apparatus for mixed networking in a distribution area based on HPLC and RF, including:
the acquisition module is used for acquiring transmission network topology and transmission parameters of HPLC and RF;
the calculation module is used for calculating a link path searching factor;
the planning module is used for planning a transmission path based on the transmission network topology and the transmission parameters of the HPLC and the RF and the link path-finding factors according to the principle of minimum average link path-finding factors;
and the transmission module is used for transmitting information according to the obtained transmission path.
The method for acquiring the transmission network topology of HPLC and RF comprises the following steps:
the platform area dual-mode heterogeneous field area network comprises N stations, wherein a station 0 is a CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure BDA0003427999610000083
The RF link is represented as
Figure BDA0003427999610000084
The transmission parameters for HPLC and RF include: signal to noise ratio D of HPLC linkijCapacity of
Figure BDA0003427999610000085
Link occupancy
Figure BDA0003427999610000086
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure BDA0003427999610000087
Link occupancy of
Figure BDA0003427999610000088
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
The calculation formula of the link path finding factor is as follows:
Figure BDA0003427999610000089
Figure BDA00034279996100000810
wherein the content of the first and second substances,
Figure BDA00034279996100000811
for HPLC links between site i and adjacent site j
Figure BDA00034279996100000812
The link-seek factor of (a) is,
Figure BDA00034279996100000813
for the RF link between site i and adjacent site j
Figure BDA0003427999610000091
Link seek factor of.
The planning method of the transmission path comprises the following steps:
by averaging the link pathfinding factors
Figure BDA0003427999610000092
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure BDA0003427999610000093
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure BDA0003427999610000094
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
The rest of the process was the same as in example 1.
Example 3
The embodiment of the invention provides a routing system of a mixed networking of a platform area based on HPLC and RF, which comprises a storage medium and a processor;
the storage medium is used for storing instructions;
the processor is configured to operate in accordance with the instructions to perform the steps of the method according to any of embodiment 1.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (11)

1. A routing method for mixed networking of stations based on HPLC and RF is characterized by comprising the following steps:
acquiring transmission network topology and transmission parameters of HPLC and RF;
calculating a link path finding factor;
based on the transmission network topology and transmission parameters of the HPLC and the RF, and the link path finding factors, planning a transmission path according to the principle of minimum average link path finding factors;
and transmitting the information according to the obtained transmission path.
2. The routing method for mixed networking of stations and areas based on HPLC and RF as claimed in claim 1, wherein the method for acquiring the topology of transmission network of HPLC and RF comprises:
the platform area dual-mode heterogeneous field area network comprises N stations, wherein a station 0 is a CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure FDA0003427999600000011
The RF link is represented as
Figure FDA0003427999600000012
3. An HPLC and RF based routing method for mixed networking of stations according to claim 2, characterized in that: the transmission parameters for HPLC and RF include: signal to noise ratio D of HPLC linkijCapacity of
Figure FDA0003427999600000013
Link occupancy
Figure FDA0003427999600000014
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure FDA0003427999600000015
Link occupancy of
Figure FDA0003427999600000016
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
4. An HPLC and RF based routing method for mixed networking of stations according to claim 3, characterized by: the calculation formula of the link path finding factor is as follows:
Figure FDA0003427999600000017
Figure FDA0003427999600000018
wherein the content of the first and second substances,
Figure FDA0003427999600000019
for HPLC links between site i and adjacent site j
Figure FDA00034279996000000110
The link-seek factor of (a) is,
Figure FDA00034279996000000111
for the RF link between site i and adjacent site j
Figure FDA00034279996000000112
Link seek factor of.
5. The routing method for mixed networking of stations and areas based on HPLC and RF as claimed in claim 1, wherein the method for planning the transmission path comprises:
by averaging the link pathfinding factors
Figure FDA00034279996000000113
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure FDA00034279996000000114
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure FDA0003427999600000021
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
6. A routing apparatus for mixed-area networking based on HPLC and RF, comprising:
the acquisition module is used for acquiring transmission network topology and transmission parameters of HPLC and RF;
the calculation module is used for calculating a link path searching factor;
the planning module is used for planning a transmission path based on the transmission network topology and the transmission parameters of the HPLC and the RF and the link path-finding factors according to the principle of minimum average link path-finding factors;
and the transmission module is used for transmitting information according to the obtained transmission path.
7. The routing device of claim 6, wherein the method for acquiring the transmission network topology of HPLC and RF comprises:
the platform area dual-mode heterogeneous field area network comprises N stations, wherein a station 0 is a CCO;
the HPLC link between site i (0. ltoreq. i.ltoreq.N-1) and adjacent site j (0. ltoreq. j.ltoreq.N-1, j ≠ i) is denoted as
Figure FDA0003427999600000022
The RF link is represented as
Figure FDA0003427999600000023
8. An HPLC and RF based routing apparatus for mixed area networking according to claim 7, wherein said transmission parameters for HPLC and RF comprise: signal to noise ratio D of HPLC linkijCapacity of
Figure FDA0003427999600000024
Link occupancy
Figure FDA0003427999600000025
Maximum value of SNR of each HPLC link DmaxAnd the minimum value D of the signal-to-noise ratiomin(ii) a Field strength E of an RF linkijCapacity of
Figure FDA0003427999600000026
Link occupancy of
Figure FDA0003427999600000027
Eij< 0, maximum value of field intensity E of each RF linkmaxAnd field strength minimum Emin。
9. An HPLC and RF based routing apparatus for mixed networking of stations and areas according to claim 8, wherein the calculation formula of the link routing factor is:
Figure FDA0003427999600000028
Figure FDA0003427999600000029
wherein the content of the first and second substances,
Figure FDA00034279996000000210
for HPLC links between site i and adjacent site j
Figure FDA00034279996000000211
The link-seek factor of (a) is,
Figure FDA00034279996000000212
for the RF link between site i and adjacent site j
Figure FDA00034279996000000213
Link seek factor of.
10. The routing device of claim 6, wherein the method for planning the transmission path comprises:
by averaging the link pathfinding factors
Figure FDA00034279996000000214
The maximum is an optimization target, and a path addition method of a next-hop link is adopted to select a transmission service s0iIs determined by the optimal routing path optJ0i，optJ0iRepresenting transmission traffic s0iThe optimal routing path comprises k links,
Figure FDA0003427999600000031
representing an optimal routing path, optJ0iThe sum of the link pathfinding factors for all HPLC links in the table,
Figure FDA0003427999600000032
representing an optimal routing path, optJ0iThe sum of the link path finding factors for all RF links in the table, m, n, x, y represent site m, site n, site x, site y, respectively.
11. A routing system for mixed networking of stations based on HPLC and RF, characterized by: comprising a storage medium and a processor;
the storage medium is used for storing instructions;
the processor is configured to operate in accordance with the instructions to perform the steps of the method according to any one of claims 1 to 5.
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