At present, the command and dispatch system in the market is still mainly based on digital program-controlled switching technology, which is generally established on the fixed telephone network (PSTN): this method is restricted by the line, lacking flexibility, and easily causing dispatch failure due to line failure; it is restricted by the underlying transmission network, so new application expansion, especially the integration of data, audio and video applications, cannot be realized. With the rapid development of communication technology and the extension of IP network to all corners of the world, IP communication technology has become the mainstream of communication technology, IP network as the basis of the communication architecture is bound to become the future development direction.
The IP integrated dispatching system for the petroleum industry is a command and dispatching system that adopts the most advanced voice over IP technology, which is launched by Far EasTone in close cooperation with the petroleum sector to meet the needs of technological development. The system adopts NGN (next generation) network architecture and is built on top of IP network with softswitch technology in line with international communication industry standards. With good structure and interconnectivity, the system can be organically and reasonably integrated with existing mobile public communication networks, fixed telephone networks, professional trunk communication networks (150M/350M/450M/800M) and other related networks to establish a comprehensive command and dispatch platform, providing users with efficient, fast, convenient, flexible, economical and comprehensive integrated information dispatch and command services. The whole system is not restricted by geographical location and can be deployed in a distributed manner; it has an open architecture, standard structure and application programming interface (API), which is convenient for users to provide special value-added services and provide solutions for the integrated information platform of related industries.
It plays a key role in coordinating the joint operation of oil systems and ensuring safe, economic, stable and reliable operation. It realizes the network interconnection of the national oil system organs, branches, oil production sites and drilling sites, and also realizes the network interconnection of different systems such as oil dispatching, office automation and oil marketing, so as to realize resource dispatching and information sharing.
The most basic functions of scheduling automation are monitoring and control, data collection, and call processing, etc. It can quickly, accurately, conveniently and flexibly send and receive production scheduling orders, improve the speed of solving emergencies, and further ensure the safe operation of oil supply.
The system requires support for distributed deployment, which is suitable for the decentralized characteristics of oil system units, and can quickly deploy the system and expand nodes by relying on the dedicated oil network. The dispatching office can monitor the communication status of all dispatching terminals at any time and give dispatching instructions quickly; the terminals are deployed at each oil production site and drilling site, forming a professional dispatching communication system with multi-level interconnection and centralized control.
IV. Solution topology
Shenzhen Yuan Tong Technology provides a professional IP dispatching system solution for oil industry users. Using IP technology, it provides a very flexible scheduling solution for oil users. Under the centralized control of professional IP scheduling system, it provides oil users with sufficient scheduling means to control the production and operation situation of the first line in an all-round way.
V. Equipment selection
An IP dispatcher (based on YTX6 system) is placed at the center, and the dispatcher can install the dispatch console software on any PC to control the dispatch; for fixed telephones and cell phones, they can be dispatched out through YT8000 trunk gateway or through FXO simulation; for equipment with FXS port installed, IP phones and softphones, they can be dispatched directly; for E&M interface For the extensions under the PBX with E&M interface, the dispatching can be realized through the conversion of Farcom E&M gateway; for the use of FXO port with PBX, the dispatching can be highly realized through the conversion of Farcom FXO gateway; for the analog trunking and digital trunking system, the dispatching can be realized through the conversion of Farcom E&M gateway and radio E&M interface connection.
◆IP dispatching system
After experiencing electromechanical, air-division system and digital dispatcher, the dispatcher has entered the era of IP dispatcher with the IPization of communication network. The X6 series IP dispatching system independently developed by Far Eastern adopts softswitch technology and conforms to international standards. The equipment completes call connection, call control, service provision, service exchange, resource management, user authentication and route management functions for the terminals in the system including dispatcher, IP phone and radio adapter. The dispatcher also provides open application development interface (API) to facilitate future application expansion.
This scheduling system can provide all the scheduling functions that traditional schedulers have, including: call transfer, call forwarding, call reservation, redial, call insertion, speed dialing, queue answering, public bell group, conference, pass-through intercom, recording time, retrieval and playback, and record replay. It can also effectively integrate audio, video and data services, providing users with a complete multimedia (audio/video/data) service solution.
In this solution, one X6 series IP dispatching system can be configured in the dispatching center as the core part of the whole dispatching system communication unit to realize unified queuing and distribution processing of multiple forms of alarms.
YTX6 series IP dispatching system is connected to PSTN network through YT8000 trunk gateway or YT3000 series FXO gateway, to wireless digital and analog trunking network through radio adapter (YT1000-E&M gateway), and to X6 series IP dispatching through CNG series voice gateway for users in office area, realizing fixed-line users, mobile users, VOIP voice users, digital trunk terminal users, unified call-in and dispatch call-out functions.
◆IP Dispatching Console
As an important functional component of the dispatching system, the dispatching console is at the core of the whole system. The development of dispatching console has gone through the development process of dispatching function from single to multiple, control mode from manual to program control, and equipment system from analog to digital.
At present, the traditional console interface basically uses RS422, RS232, B+D, 2B+D and other interfaces to connect with the host computer. It transmits the status data from the user port of the host to the console, and transmits the operation data of the console to the host to realize the scheduling command. The dispatching console in this system is realized by using voice over IP technology, and the dispatching software can be installed on a PC and connected to the dispatching console through the network, so that it can be deployed remotely regardless of geographical location and wiring restrictions.
The dispatching console consists of 2 (expandable to 4) IP voice processing units and 1 display control unit, i.e. one dispatching console can support more than 2 dispatchers to perform one-key straight-through operation, which is called dual-seat dispatching console. The double-seat dispatcher is equipped with two dispatchers, one on the left and one on the right, sharing one display control unit.
Each IP voice processing unit can choose to use four types of transmitters and receivers to make calls: one is a standard telephone handle (connected to FXS port); the other is a hands-free electret microphone and speaker (connected to E&M interface); the third is a handheld transmitter and speaker (connected to E&M interface); the fourth is a headset microphone (connected to FXS port).
Explosion-proof and weatherproof microphone station (optional explosion-proof)
Weatherproof and dustproof telephone station is also called wall-mounted telephone station. The weatherproof station is composed of industrial type digital anti-noise telephone, digital anti-noise processor, power amplifier, power supply, etc. The weatherproof station has a high level of protection (IP65) and can be applied to wet and heavily polluted work sites. It can be used in dial-up mode or one-touch direct mode. Power supply, line and processor working status are displayed with corresponding lights for easy maintenance. Can be directly external speaker, if needed, can be external buzzer, earpiece, headphones, amplifier and many other devices. When there is an inbound and outbound signal, there are lights to indicate. The volume of the external speaker is adjustable, and the volume of the external speaker can be adjusted automatically with changes in the external environment. In 115 decibels of ambient noise, still be able to talk clearly. The station should have a certificate of approval for hazardous area use and can be used in the most demanding environments.
Indoor desktop station
Modular structure, with strong dustproof housing, easy installation and wiring. Embedded power amplifier, direct external speaker, speaker volume panel adjustable, and external speaker volume can be automatically adjusted with the external environment changes. When there is an incoming and outgoing signal, there is a light indication. Dialing can be used. Power supply, line, processor work status have corresponding light display, easy to repair. If needed, a variety of devices such as external buzzer, earpiece, headphone, amplifier, etc. can be connected. In 115 decibels of ambient noise, still be able to talk clearly. The station should have an approval certificate for hazardous area use and can be used in the most demanding environments.
Speaker (optional explosion-proof)
It has the performance of dustproof, anti-corrosion and waterproof, and the noise resistance of the system reaches 115 decibels, which can be used in harsh environment. The main parameters are as follows:
Shell material: ABS plastic, anti-corrosion, high temperature resistance
Protection level: not bottom than IP56
Operating temperature: -50 ~ +90 ℃
Rated / maximum power: 15 / 20W (30 / 40W)
Standard input: 50/100V
Working power: 15W/7.5W/5W/4W/2W/0.8W adjustable
Sound pressure level: 108dB/1W/1m
Rated power sound pressure level: 118dB (124dB)
Effective frequency band: 330～8000Hz
Propagation angle (-6dB): 1KHz/4KHz 35°/130°.
Cable requirements: ￠6～12mm
Box type speaker
Shell material: ABS plastic
Protection level: not bottom than IP56
Operating temperature: -20～+90℃
Working power: 10W/8W/6W/3W/2W/1.5W/0.9W/0.5W adjustable
Sound pressure level: 90dB/1W/1m
Rated power sound pressure level: 97dB
Effective frequency band: 180~14000Hz
Propagation angle (-6dB): 1KHz/4KHz 50°/170°.
The console system, IP voice processing unit using hands-free electret microphone/speaker and handheld transmitter/speaker two ways, you need to use the FarStone YT1000-EM gateway. It is connected to YT1000-EM device through E&M port and registered to YTX6-IP dispatching system as a dispatching phone.
The keys of the display control unit can be flexibly configured as direct access keys and function keys; it can adopt touch screen mode for one-key-in-place call processing and various scheduling; it can also adopt ordinary monitors, projection screens, etc.; the scheduling interface of the display control unit has user status display function, which can correctly display various user states, including idle, call, ringing and hang-up, other party number, time and other information. The simple, convenient and friendly display interface of the display control unit (which can be re-customized according to the specific application of users) ensures reliable, real-time and swift dispatching command.
In common administrative office environment or substations, power plants, etc., you can use Far EasTone FXS gateway equipment to connect common analog phones to IP dispatching system. Far EasTone provides a single 32-way FXS device at maximum.
In small-capacity systems, FXO gateway can be used to connect traditional PSTN trunks (analog) and users on one side and IP network on the other side. By cooperating with IP dispatching system, the interconnection and interoperability of IP network and PSTN can be realized, and IP network can be perfectly combined with fixed telephone network and mobile network.
In large-capacity system, E1 relay gateway can be used to connect traditional PSTN relay (digital) and users (ISDN PRI, No.1 signaling or No.7 signaling access can be selected according to different site conditions) on one side, and connect with IP network on the other side, and realize interconnection and intercommunication between IP network and PSTN by cooperating with IP dispatcher, so as to perfectly combine IP network with fixed telephone network and mobile network. It can realize comprehensive command and dispatch for public network and private network wired and wireless users.
In the large-capacity system, E1 relay gateway can be used to connect traditional PSTN relay (digital) and users (ISDN PRI, No.1 signaling or No.7 signaling access can be selected according to different site conditions) on one side, and connect with IP network on the other side to realize interconnection and interoperability of IP network and PSTN by cooperating with IP dispatcher, and perfectly combine IP network with fixed telephone network and mobile network. Through the cooperation with IP dispatcher, it can realize the interconnection and intercommunication of IP network and PSTN, and perfectly combine IP network with fixed telephone network and mobile network, so as to realize the comprehensive command and dispatch for public network and private network wired and wireless users.
◆YT1000-EM gateway (radio adapter)
Wireless trunking system is an important command and dispatch communication method in the oil production site and drilling site of petroleum system, which can quickly realize the unified dispatch of personnel and vehicle terminals moving in position. Farcom cooperates with leading domestic trunking communication manufacturers and can provide wireless trunking system, which can realize group call, group call, single call, broadcast and packet data transmission services.
The system can also be configured with multiple radio adapters in each LAN. The radio stations are connected to the IP network through the radio adapters, and the dispatching stations in the system control the incoming and outgoing calls of each radio station and the channel conversion and squelch through the network.
The 350M analog wireless trunking system can be connected to the IP dispatching system through the E&M of CNG1000-EM gateway to realize the unified communication and dispatching function. The CNG1000-EM gateway specially developed by Farcom Research for trunking systems is used to connect 350M analog wireless trunking radios to IP networks. The interface between the radio adapter and the radio includes four types of signals: transmitting, receiving, PTT control and data communication.
The 800M digital wireless trunking system can be connected to the IP dispatching system through the medium E1/LAN equipment, which can treat wireless trunking users as fixed telephone users, realize unified access of wired and wireless (trunking), and implement joint dispatching.
In this way, data can be shared and interconnected between the IP dispatching system and oil dispatching systems at all levels. Each subsystem is registered to the platform as the terminal of the integrated platform, and the platform realizes the linkage between the terminals.
VI. Program features
1、Rich scheduling functions
Far Eastern YTX6 series IP dispatching system adopts the converged communication integration platform with international leading technology, which integrates IPPBX, CTI, IVR, ACD, APP (dispatching command server) and other service functions and a full set of value-added services such as recording, fax, meeting and message, etc. Therefore, the hardware platform is very simple and users only need to purchase one hardware device, without Users only need to purchase one hardware device, and no need to purchase any third-party equipment (such as fax card, recording card, etc.) to achieve a full set of scheduling and command functions. It also solves many defects such as poor compatibility, poor sharing, repeated investment and complicated operation between different networks and multiple systems.
The registration number of single IP dispatching system supports 2000 lines, group call concurrently supports 100 roads, online call supports 500 roads, and teleconference supports maximum 64 parties. Scheduling is powerful, including:
Group call, group call, direct call, point call, round call, strong insertion, strong removal, monitoring, redial, multi-party conference, call hold, hold recovery, call waiting, call transfer, call pickup, temporary grouping, permission control, scheduling recording, call recording
2、The console is more advanced, easy to use and simple to operate
The terminal status information is all concentrated on the LCD monitor or large projector, which is more intuitive and convenient. The use of touch screen in the dispatching console will make the operation more simple. Through the graphical dispatching console, the communication status of all dispatching terminals can be displayed very clearly. According to the hierarchical authority management of the dispatching console, the high-level dispatching console can perform various dispatching operations on the low-level terminals, and broadcast notifications or hold meetings on fixed and temporary groups.
All the communication products recommended by Far EasTone adopt telecom-grade equipment that has been tested in operation practice, and the network design fully adopts redundancy, backup, hot-swapping and other means to ensure network reliability from physical layer to link layer, and guarantees the security of network and data through various encryption and other technical means. The hardware platform adopts carrier-grade stable embedded operating system that can fully guarantee the coordinated and stable operation of each functional component, and the main control program is cured in such a way that it will not be infected by any network virus, so that even if the CTI and other server modules are interrupted, the basic telephone service can be guaranteed. The core dispatching system of the main dispatching center can also be backed up offsite in real time to ensure high reliability of the whole system to the maximum extent.
4、Multi-level distributed dispatching deployment and remote interconnection
Adopting IP network as the bearer network, the dispatcher, dispatching station and network configuration scheme are completely digitalized and IP-based. The deployment of the system is not restricted by the traditional transmission network, and the dispatching system can be deployed wherever the IP network can reach, breaking through the distance limitation of the traditional dispatching system.
Each branch office establishes a relatively independent dispatching sub-system to command and control production operations within its own jurisdiction, while the head office establishes a main dispatching system responsible for unified planning and management, and can carry out cross-level dispatching, monitor the dispatching status of all branches, and arrange production tasks in a coordinated manner. IP dispatching system has the function of identifying the authority of dispatching stations, and supports the hierarchical general and sub-dispatching modes for dispatching within private networks. The construction of the system is suitable for setting up multi-level networks. The dispatching console can perform dispatching operations for users in this network, and can also directly dispatch users in higher-level oil communication networks and lower-level oil communication networks across networks.
5、Mobile deployment and integration of traditional cluster dispatching communication
IP dispatching system can work with wireless communication networks such as microwave, satellite, WIFI, SCDMA, GSM, cluster communication, etc. Moreover, the equipment volume of IP dispatching system is much smaller than traditional equipment, which makes the system mobile that traditional dispatching system does not have, and it can install the whole system on top of vehicles to meet mobile deployment needs such as emergency communication.
In units or areas with wide area and strong mobility, mobile terminals can be deployed to access the dispatching system to realize command and dispatch operations on the move. Combined with the applications in the oil industry, more mobile application services can be customized and developed with the advantages of wireless network to better serve the oil system.
Far EasTone has independently developed the main communication equipment and business software products in the petroleum IP dispatching system, with good compatibility and interoperability with other manufacturers' products (such as: cluster dispatch, PBX, satellite cat, wireless base station). It can realize the integration of wired and wireless communication, and facilitate the command and dispatch communication of private network users.
The unified numbering function of the system also completely breaks the traditional fixed-line extension numbering method, flexibly incorporates both remote wireless extensions and IP phones into the part numbering within the system, unifies the preparation of short numbers, unified command and dispatch, and unified maintenance management for fixed-line extensions, remote IP extensions and wireless extensions, and can perfectly extend the dispatch and command function from local to every corner of the remote end.
At present, many petroleum private network users have already started to use softswitch technology in new voice network construction or original voice network optimization. In addition to providing complete softswitch network construction solutions, Far EasTone can also realize the integrated solution of perfect combination of petroleum dispatching and command system + administrative office system, which can be delivered to users or integrators in one stop;
All extensions in the network only need to dial short numbers to quickly realize extension calls without incurring any communication costs, which can easily form a cross-regional and unified intelligent dispatching and command system.
7、Rich terminal types and good scalability
The traditional signaling protocols include NO.1 signaling, ISDN-PRI, FXO (loop relay); FXS, E&M, E1/LAN and other interfaces are supported; VOIP signaling protocols support standard common SIP protocols and can be docked with Far EasTone and other manufacturers' standard softswitch equipment with good interoperability.
The system can flexibly integrate fixed-line network, IP network and wireless network, support centralized deployment and decentralized deployment, support remote access and remote dispatching mode, nodes and extensions can be added or deleted at any time and anywhere to realize system reconstruction or expansion.
8、System billing function
The system built-in billing software can provide perfect billing function, realize system rate definition, provide each extension call detail list, extension billing report, etc. Meanwhile, the system can output complete CDR records for use by the third billing software.
9、Convenient maintenance management