浙江宁波宁波诺丁汉大学高速电机测试台采购的补充公告
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宁波诺丁汉大学高速电机测试台项目更正通知日 期： ****年*月**日招标项目名称：宁波诺丁汉大学高速电机测试台项目招标编号：NBITC-************** Ningbo International Tendering Co.,Ltd招标公告日期： ****年*月**日更正内容：招标文件的APPENDIX_A_Project Requirement已升版为APPENDIX_A_Project Requirement (Rev **)。具体更正内容包括以下几项：*、原招标文件内容：*.*Torque TransducerPedestal mounted torque transducer with the following features:? Maximum Speed Rating: ± ** *** rev/min? Maximum Torque Rating: ±*** Nm? Absolute Accuracy @ ***Nm: ±*.*% ? Temperature Compensation? Zero Speed Torque Measurement现更正为：*.*Torque TransducerPedestal mounted torque transducer with the following features:? Maximum Speed Rating: ± ** *** rev/min? Maximum Torque Rating: ±*** Nm? Absolute Accuracy @ ***Nm: ±*.*% ? Temperature Compensation? Zero Speed Torque MeasurementTorque Sensor Bandwidth:** kHz*、原招标文件内容：*.*MeasurementsInput voltage, current, power factor, power etc…Torque and speedTemperature and temperature riseData logging capability.现更正为：*.*MeasurementsInput voltage, current, power factor, power etc…Torque and speedTemperature and temperature rise, *-** temperature channel reserved for test article, temperature sensor use RTDs * Vibration monitoring channelsGalvanic isolation voltage ≥ **** V for RTDsCALIBRATION CERTIFICATES for all measurement channels (current, voltage, torque, temperature..)Data logging capability.*、原招标文件内容：*.*GuardsGuards to be supplied to suit the above couplings. 现更正为：*.*GuardsGuards to be supplied to suit the above couplings. Guards must be fail safe designed: in case of a burst of coupling, a BURST PROTECTION must stop broken parts of coupling to fly uncontrolled in the testing room? Guards are sensor controlled, system can be started only if guards are attached.*、原招标文件内容：*.*Variable Speed Drive and supply.The Variable Speed *-quadrant Drive (VSD) would have the following features:? Type: Vector Closed Loop Drive? Regenerative front end? VSD Cubicle Isolation: Incoming Isolator? Mains Filtering: RFI Filter for EMC compliance? Safety Stop: E-stop Relay with Fault Monitoring? Cubicle IP Rating: IP**.A variable DC supply is to be provided capable of the following ratings :***-***V***kW现更正为：*.*Variable Speed Drive and supply.The Variable Speed *-quadrant Drive (VSD) would have the following features:? Type: Vector Closed Loop Drive? Regenerative front end? VSD Cubicle Isolation: Incoming Isolator? Mains Filtering: RFI Filter for EMC compliance? Safety Stop: E-stop Relay with Fault Monitoring? Cubicle IP Rating: IP**.A variable DC supply is to be provided capable of the following ratings :*** – *** VCurrent: ± ***A continuous± ***kW*、原招标文件内容：*.**Rig Health MonitoringA health monitoring system to be provided with the test rig.现更正为：*.**Rig Health MonitoringA health monitoring system to be provided with the test rig.Vibration monitoring of Test Stand System Temperature monitoring of load machine bearings*、原招标文件内容：-Not Used-现更正为：*.**Cooling Unit for test articleControlled cooling unit:A coolant system with temperature and flow control mode is available to condition the motor and the inverter. Temperature range: from *deg to *** deg*、原招标文件内容：Item Test ParametersTest RangeAccuracy * Speed*-*****r/min ±*.*%现更正为：Item Test ParametersTest RangeAccuracy * Speed*-*****r/min ±* rpm*、原招标文件内容：Item Test ParametersTest RangeAccuracy * Current *- *** A ±*.* %现更正为：Item Test ParametersTest RangeAccuracy * Current *- *** A ±*.* %*、原招标文件内容：Item Test ParametersTest RangeAccuracy * Voltage*- ***V ±*.*%现更正为：Item Test ParametersTest RangeAccuracy * Voltage*- ***V ±*.*%招标文件其他内容无更改。特此通知。
