2014年10月20日星期一

Transmission line online monitoring (micro-meteorology) application

Transmission line monitoring system is to real-time collect ambient temperature, humidity, wide speed, wide direction, and air pressure from the equipments, and transfer the data to data center by using F2414 3G IP modem. The system will issue a pre-alarm message in a variety of ways to inform the staff  to respond to the alarm point and take necessary precautions when exceptional situations occur.
Transmission line application
Why Four-Faith?
1. EMC:
Four-Faith F2X14 Industrial IP MODEM adapt high-grade EMC immunity design, can work in strong electromagnetic interference in harsh environment.
2. Lightning protection:
Four-Faith F2X14 GPRS IP MODEM has done a corresponding optimization on lightning protection, to avoid deadly damage to the equipment by lightning storms.
3. Wide temperature design:
High and low temperature, regardless of the outdoor temperature change, to ensure reliable operation.
4. Remote management:
Parameters configuration and remote upgrade IP modem on-site through PC software, greatly enhance the management and maintenance efficiency.

Four-Faith GSM Modem F3125 application for Telys Generator Monitoring

Country: UAE
Model : F3125 M2M router
Quantity : 50 pcs
Application: Four-Faith GSM Modem F3125 for Telys Generator Monitoring
A system integrator in UAE purchase 50 pcs Gprs modem F3125 for Telys Generator Monitoring
This connection allows the TELYS to be supervised via  the integrated website,namely to:
1. Display the status and the measurements for the generating set
2. Set the main parameters for the generating set
3. Remotely control the generating set.
Telys Generator Monitoring solution
In this configuration,the GSM Modem F3125 is connected to the generator either by ethernet port rj45,the  network allows communication with an  external GSM/GPRS network. Once a fault or an alarm appears, the TELYS transmits a message including the serial number of the generating set and the relevent information to the gsm modem F3125 which is charged with sending one or more text message(s) via the gsm/gprs network.
If the connection between a remote computer and the Telys connected to the modem is already established then the message will appear on the active web page. The alert will be sent after connection to be the website.

2014年10月19日星期日

PV inverter wireless monitoring application

PV inverter wireless monitoring application
With the development of new energy, solar power is widely used. For purpose of photovoltaic power generation system fault condition centralized control, analysis and economic evaluation; To determine the overall operating conditions of data changing;
These functions are built on the basis of data collection and monitoring. Four-Faith F2X03 IP modem series is to achieve data collection and monitoring of photovoltaic grid inverters information.
Related data are transferring back to control room through a wireless router to facilitate unified management, and fault alarm information can be set and uploaded to the network, can also notify maintenance personnel by email or SMS in the first time.
PV inverter monitoring application
Why Four-Faith ?
1. High signal sensitivity:
Most of the information collection point in remote areas. Four-Faith products with higher signal reception sensitivity, can quickly get the strongest signal, to ensure reliable data transmission.
2. Multi-center transmission:
Support simultaneous transmission of multiple data centers (five data centers), to facilitate the management departments to get data for efficient management.
3. Lightning protection & damp proof:
Damp proof, lightning protection, high and low temperature, effectively prevent lightning and storm damage to the equipments, suitable for water conservancy environment.
4. Reliable communication:
Industrial grade equipment, dropped automatic detection, automatic recovery, to ensure the device always online and reliable communication.

2014年10月16日星期四

Wind power wireless monitoring application

Wind power wireless monitoring application
Wind power generation system is usually installed in harsh environment, has stringent requirements on the stability of the device. Four-Faith F2114 Low power consumption IP Modem offers a variety of data and signal interface to communicate with fan PLC, bus units for wind farm. Real-time monitoring and updating the data and PLC parameters, wind towers and meteorological data access and output signal and access signal through alternate digital I/O and analog I/O. Therefore, F2114 IP Modem can be deployed to monitor the entire wind power generation system and send feedback to data center by mobile operator network, and to receive real-time data transfer instructions and manage configuration instructions to complete remote data transmission and monitoring tasks.
Wind power wireless monitoring solution
Why Four-Faith?
1. High environment adaptability:
Four-Faith products are with wide temperature design, damp proof, lightening protection, able to work stably in a variety of harsh natural climate.
2. High signal sensitivity:
Scattered distribution of the fans in remote areas, Four-Faith products with higher signal reception sensitivity, can quickly get the strongest signal, to ensure data stable transmission.
3. Low power consumption:
With a variety of active mode (SMS, telephone ringing, serial data), to minimize power consumption, energy saving, to adapt to different power supply.

Self-service Ticketing Machine Wireless Control Solution

Ⅰ、Overview
With the increasing number of urban population, the development of rapid rail transit is a consensus in many countries of the world.Intercity bus/subway/light rail/rail/ferry city traffic with its safe, comfortable, convenient and fast as advantage into big cities for improving the traffic structure, construct three-dimensional traffic congestion problem and  improving the urban environment.How to make use of advanced electronic means to reduce staff labor intensity, urban traffic volume and traffic information system operating efficiency of first-hand information, guarantee the investor returns, etc. has become the focus of system operators and investors.In order to adapt to the rapid expansion of self-service ticketing business, the business through the self-service ticketing system will be realized quickly realized, and a more convenient maintenance become a focus.
In the traditional ticketing system, ticketing terminal most by using cable network access.This way of access, affected by the cable network coverage of the self-service equipment, can only be set in the interior of the corresponding place, constrained service mode.At the same time, the construction way of terminal equipment is combined with tangible business premises, weaken the characteristics of convenient self-service equipment, convenient, cannot be achieved using self-service trading way to expand, convenient People's Daily ticket service.
2.1 Topology
Self-service Ticketing Machine Wireless Control Solution
The self-service ticketing machine is connected to the router via ethernet port, the system can use APN ADSL as the internet access. F3x25 Rugged router get access to the network via wireless and set up the VPN connection , the end self-service ticketing machine , bank center system will be in the same network. self-service ticketing machine will be connected to the managing center for communication.
2.2 System Structure
2.2.1 Self-service Ticketing Machine
Self-service ticketing system is a multilayer structure of real-time trading systems, from the overall structure is divided into self-service ticketing system equipment, self-service ticketing system application server layer and the external interface layer three levels, from business logic processing it is divided into system layer, business layer and data storage layer, external interface communication layer.In all parts of the software adopts service mechanism, using the TCP/IP protocol for data transmission and exchange, communication port can be adjust according to the different systems.
Applying F3X25 series terminal transmission equipment adopts wireless access method, which is simple and quick construction, reduce the construction cost. The device can auto dial after powered on, and can set the online time according to the actual situation. APN/VPDN is supported, and web managing UI is provided, support remote web management, and manage the SNMP at the same time. Support VPN function, including PPTP,L2TP,GRE and IPSEC.
2.2.3 Center Management System
This system can be access via any PC. The function including system management, ticket affairs management, operation management, financial management, fault management.
System management including operation management, role management, password modification, data management and query log, etc
Operator management including Equipment management, terminal distribution, information management, monitoring terminal and running parameters Settings.
Ticket management mainly includes the ticketing settings and line management. Ticket setting: the numbers of the tickets available for sale can be set as well as route selection.UI is as follows: route management: the route information and flight information is available to add, edit, delete.
Financial management mainly includes transaction management and statistical analysis.Transaction management including settlement information query, ticket information query, unilateral account query and unilateral query processing accounts;Statistical analysis including sales statistics, analysis of trading information, equipment utilization, and business analysis.
Fault management mainly includes the equipment fault query, fault registration, declaration, acceptance and troubleshooting.
Ⅲ、Summary
Self-service ticketing system is widely used in solving the problems of many people wait in line before the window, also put forward higher requirements on the degree of modern urban traffic facilities.As a kind of national infrastructure, how to better provide people with convenient and efficient service has become an important indicator.Wireless ticketing services can effectively make up for the traditional limitation,and expand the ticketing terminal service area to the effective extension.

2014年10月15日星期三

Automation Distribution Transformer Monitoring Solution

Part 1 Overview
With the development of science and technology, realize the automation of distribution network has become a trend in the development of electric power system. Distribution network, as the last link in transmission and distribution system, its degree of automation is closely related to the quality and reliability of power supply. For this reason, this is making a simple discussion about the necessity and implementation solution of distribution automation network.
Distribution transformer is an electrical equipment to distribute power to low voltage user directly, its operation data is an important part of the whole distribution network basic data. Therefore, it is necessary to monitor its operation parameters and states. In this paper, we discuss using GPRS as a means of communication to establish the distribution transformer monitoring system. The theory of GPRS bandwidth can reach 171.2Kbit/s, the actual application of bandwidth at about 40~100Kbit/s, to provide TCP/IP connection on channel can be used in various application such as INTERNET connection and data transmission.
GPRS uses the packet switching technology, each user can take multiple wireless channels at the same time, and a wireless channel can be shared by multiple users, which makes the resource effectively used. GPRS allows user to send and receive data in the end-to-end packet switching mode, without no need to use circuit switching mode network resource. GPRS is always online, charged according to flow, and thus provides a high-efficient, low-cost wireless packet data service. Especially adapt to intermittent, sudden and frequent, node and scattered, small and medium-sized flow of data transmission, also suitable for the occasional large amount of data transmission.
Part 2 Networking System Solution
Solution 1: Client and Server are connected to the network directly
The monitoring center use the INTERNET public network connection such as ADSL, using public fixed IP service. This kind of solution applies to INTERNET operators at first for broadband service such as ADSL, and the center has a public fixed IP. DTU link to the center directly. Recommend this solution because of its reliable and stability operation. This network solution is simple, stable, but not enough security, the server exposed in the INTERNET directly.
Transformer monitoring unit collecting the data of transformer, and transmit data to the server through the DTU directly, including three-phase voltage, three-phase current, three-phase power(load), three-phase reactive power, three-phase unbalanced current, power factor, Harmonic, pulse table electric degrees and the temperature of the transformer, and so on, through monitoring the working condition of the transformer can optimize the running of the distribution network, and alarm when a failure occurs, trouble clearing timely to reduce outage time, reduce economic loss, reduce the inconvenience caused to users and improve the quality of power supply.
Solution 2: Client and Server are settled in a intranet
The solution is the safest, the client and server settled in a intranet, and they communication through a special channel between them.
Enable the serial port application, the router is equal to an ordinary DTU modem, distribution transformer meters through RS232/485 interface to connect to the data collector, collector can also connect with the DTU module through RS232 interface. DTU receives the data and transmission to the load monitoring system of power grid companies data center through the network, realize the real-time online connection between terminal data and data center system.
Part 3 Solution characteristics
1. The transmission equipment adopt GPRS wireless access network. At present, the GPRS network technology is already very mature. After 10 years of development by domestic operators, the network has covered all over the country, even the remote faraway mountain areas. Therefore, the network building will not face the difficult problem because of dispersed power supply monitoring points.
2. The transmission module supports multiple online trigger ways, including SMS, ring and data and so on, customer can control the online or offline of the equipment according to their own, and will send SMS alarm information to maintenance personnel automatically when the equipment malfunction or abnormal. Reliable network connection, intelligence prevention drops, support online detection, support online maintenance, auto redial when offline to ensure the equipment always online.

2014年10月10日星期五

Four-Faith will attend the 15th International Exhibition on Electric Power Equipment and Technology

15th International Exhibition on Electric Power Equipment and Technology
SGCC plan to have 403.5 billion on fixed-asset investment this year, among which 381.5 billion is in power grid investment. SGCC’s investment on power grid has reached a new high 20%. The application of new information & communication technology has greatly fostered the revolution of electric power industry. By being reliable, economical, efficient, clean, Eco-friendly, interactive, electric power corporations are marching into an intelligent power grid era.
The 15th International Exhibition on Electric Power Equipment and Technology is sponsored by China Electricity Council, and will be held on Oct.22~Oct.24 in China International Exhibition Center, Beijing. This exhibition is the longest, biggest and the most influential power grid exhibition in China power gird industry. The exhibition covers an area of 35000 square meter and attracts 1000 exhibitors. Four-Faith as an exhibitor, will show up with our newest and hottest products.
Four-Faith keeps an eye on smart grid industry, always meet customer need and focus resources on wireless communication and M2M research for power grid industry. In recent years, we have remarkable progress in power wireless communication equipment and intelligent software platform, such as the cooperation with Southern Grid and Schneider. Till present, we have partners in more than 50 countries.
In the exhibition, we will present to you the application of our wireless communication equipment and monitoring software platform in power grid industry.
Here we sincerely invite you to visit this exhibition and our booth to have an experience on the newest industry solutions.
Date: Oct.22~Oct.24, 2014
Venue: China International Exhibition Center, Beijing, P.R. China
Four-Faith booth: 1Q16(No.1 pavilion)
Venue location:
Venue overview:
Four-Faith booth: