General Provisions
1. Project overview
1.1 Project name: XXXX
1.2 Project location: XXXX
1.3 Project content:
XXXX Gas Power Plant adopts drained coal mine gas (XXXX) as the fuel and construct 38 TCG2032V16 container gas engine generating units and auxiliary systems manufactured by German MWM company with installed gross capacity of 152MW. The generating unit is laid out in form of containers which are divided into four groups on site. The project also includes gas pretreatment and torch system, electrical system and DCS etc.
Tail gas of the gas engine is led into an exhaust heat boiler to generate steam. The reserved position is connected with exhaust bus which leads tail gas of four or five gas engines into one exhaust heat boiler. The afterheat is used for supplying heat. Afterheat utilization of tail gas is not included in supply scope of this contract.
1.4 Environmental condition
1.4.1 Plant location and transportation condition
1) Plant location: XXXX Coal Industry Group, XXXX Area
2) Transportation condition
XXXX Coal Industry Group is located in south foot of Taihang Mountains, Southeast Shanxi Province, and is 340km away from Taiyuan City, 90km from Changzhi City and 150km from Zhengzhou City. The mine field highways are connected with external trunk highways and are connected with Taiyuan City and Zhengzhou City by expressways. The traffic is convenient. The mine field is passed by Tai-Jiao railway and Hou-Yue railway and is also provided with the special railway lines which lead to the whole country. Changzhi City in Shanxi Province and Zhengzhou City in Henan Province are equipped with civil airports.
1.4.2 Meteorological conditions
This region belongs to East Asian monsoon warm temperature zone with obvious continental climate and with four distinct seasons, such as winter is cold with less rain and snow, summer is hot and rainy and autumn is windy and rainless. The predominant wind direction in summer is southeast wind and in winter is northwest wind with maximum wind is force 10.
Meteorological conditions are as follows:
Air temperature:
Mean temperature in many years             11.7℃
Extreme maximum temperature in past years      40.2℃
Extreme minimum temperature in past years      -19.7℃
Mean temperature of the hottest month             24.2℃
Mean temperature of the coldest month          -4.1℃
Humidity:
Mean relative humidity                         60%
Maximum humidity                            higher than 90%
Quantity of precipitation:
Maximum annual quantity of precipitation      852.3mm
Minimum annual quantity of precipitation      335.2mm
Maximum daily quantity of precipitation          98mm
Maximum snow depth                    150mm
Maximum frozen soil depth                    430mm
Wind speed and wind direction:
Maximum wind speed                          23.7m/s
Mean wind speed in winter                      2.7m/s
Wind speed in summer                         2.1m/s
Predominant wind direction in summer         Southeast
Predominant wind direction in winter         Northwest
Atmospheric pressure:
Annual mean atmospheric pressure             93kPa
   Mean atmospheric pressure in winter              93.5kPa
1.4.3 Site altitude and seism
Site altitude is not higher than 1000m.
Site seismic fortification intensity is 7-magnitude.

总则
1、项目概况
1.1 项目名称：XXXX
1.2 项目位置：XXXX
1.3 项目内容：
XXXX发电厂利用煤矿井下抽放（简称XXXX）为燃料。建设38台德国MWM公司制造的型号为TCG2032V16的集装箱式燃气发动机发电机组及其辅助系统，总装机容量152MW。发电机组为集装箱式布置，分4组布置于现场。项目还包括XXXX预处理及火炬系统、电气系统、DCS系统等系统
燃气发动机尾气导入余热锅炉产生蒸汽，预留位置用4台到5台燃气发动机的尾气接入排气母管导入一台余热锅炉，余热用于供热。尾气余热利用不包含在本次合同供货范围。
1.4 环境条件
1.4.1 厂址位置和交通运输条件
1 ）厂址位置  XXXX煤业集团所在地XXXX地区范围内。
2） 交通运输条件
XXXX煤业集团位于山西省东南部太行山南麓，距太原340km，长治90km，郑州150km。矿区公路与矿区外干线公路相通，与太原、郑州有高速公路相接，交通方便。矿区有太焦铁路和侯月铁路通过，矿区有专用铁路线，通过铁路可通往全国。山西省长治和河南省郑州均有民用机场。
1.4.2 气象条件
本地区属东亚季风暖温带地区，大陆性气候显著，四季分明，冬季天气寒冷，雨雪稀少，夏季炎热多雨，秋季多风少雨。夏季主导风向为东南风，冬季主导风向为西北风，最大风力10级。
气象条件主要数据如下：
气温：
多年平均气温      11.7℃
历年极端最高气温      40.2℃
历年极端最低气温      -19.7℃
最热月平均气温          24.2℃
最冷月平均气温      -4.1℃
湿度:
平均相对湿度                   60%
最大湿度                      90%以上
降水量：
最大年降水量      852.3mm
最小年降水量      335.2mm
最大日降水量      98mm
最大积雪厚度      150mm
最大冻土厚度      430mm
风速和风向：
最大风速                       23.7m/s
冬季平均风速                2.7m/s
夏季风速                       2.1m/s
夏季主导风向       东南（ES）
冬季主导风向       西北(WN)
大气压：
年平均气压      93kPa
   冬季平均大气压                93.5kPa
1.4.3 现场海拔高度和地震
现场高程不超过海拔1000m 。
现场抗震设防烈度为7度。

1.5  电厂基础条件
1.5.1 XXXX资料
XXXX煤业集团在沁水、阳城、泽州县境内的煤矿XXXX抽放资料预计可利用431.9万m3/d，除目前所用气量，仍富裕262.9万m3/d可供XXXX综合利用项目为燃料发电。开发服务年限均在30年以上。
井下抽放的XXXX，甲烷含量约在30%～55%之间。
典型的井下抽放XXXX气体体积浓度成份(V%)如下：
氧气：O2                  13.22%
氮气：N2                   51.78%
甲烷：CH4                 35.00%
密度：                   1.09 kg/Nm3
低位发热值(20℃)： LHV   13.3 MJ/Nm3
相对湿度                 95%-100%
含尘量                   30mg/Nm3
1.5.2 供水资料
所需生产用水水源为深层浅井水。
1.5.3 供热要求
可充分利用燃气发动机的尾气和缸套水的余热进行供热，发动机的排气口预留与余热锅炉的接口。
1.5.4 电网条件和厂用电
XXXX综合利用发电机电压为10.5kV，发电机发出的电力通过变压器升压与电力系统连网。
厂用电由厂辅助变压器供给。
交流电源参数：额定三相电压380/220V（±15%），三相四线。
             频率：50Hz、中性点直接接地。
             单相电源电压：220V（±10%）
额定功率小于1kW的设备可采用单相220V电源供电。
直流电源参数：220V DC（±15%）
电动机的电压：功率大于和等于200kW的电动机的额定电压为10.5KV
    功率小于200kW的电动机的额定电压为380V