流态综合实验装置
申请公布号:CN2048223U
申请号:CN89204903.0
申请日期:1989.04.27
申请公布日期:1989.11.22
发明人:唐永洁;余国久
分类号:G09B23/12
主分类号:G09B23/12
地址:四川省南充市石油东路6号637001
摘要:本实用新型公开了一种根据一般水力学原理集色线法实验和阻力曲线法实验于一体的教学实验用流态综合实验装置,可定量测出临界雷诺数和层流起始段长度以及观察液体的层流、过渡区和紊流的流动状态。色线法实验管路采用较大直径的有机玻璃管,管路进口呈锐缘形。带针的色液管装在距管路进口一定距离处,色针外径较小且出口内外光滑。一机多用,测取数据定量、准确、方便。
主权项:1、一个由带针的色液管(2),色线法实验管路(4)、阻力曲 线法实验管路(5)组成的流态综合实验装置,其特征在于色线法实 验管路(4)为有机玻璃管,阻力曲线法实验管路(5)为铜管,二管 进口端均为锐缘形。
PATTERNING METHOD AND PATTERNED PRODUCT
HYBRID VEHICLE AND ITS CONTROL METHOD
VEHICLE AND CONTROL METHOD THEREOF
COMMENT DISTRIBUTION SYSTEM, TERMINAL, COMMENT OUTPUT METHOD, AND PROGRAM
DATA TRANSFER SYSTEM, DATA TRANSFER METHOD, DATA TRANSMISSION DEVICE, AND DATA RECEPTION DEVICE
COMMUNICATION EQUIPMENT FOR VEHICLE, AND RECEIVING METHOD THEREOF
PLASMA DISPLAY DEVICE AND METHOD OF DRIVING THE SAME
HEAT EXCHANGER AND HOT WATER SUPPLY DEVICE USING THE SAME
HEALTH FOOD, OR THE LIKE INCLUDING FOOD AND DRINK AND PHARMACEUTICAL
METHOD FOR PRODUCING FERMENTATION RESIDUE CONCENTRATE
MEASUREMENT DATA READER AND DATA READING-TRANSMITTING SYSTEM USING THE SAME
METHOD OF MANUFACTURING NITRIDE SEMICONDUCTOR CHIP AND NITRIDE SEMICONDUCTOR CHIP
BEHAVIORAL ANALYSIS DEVICE AND METHOD, AND PROGRAM
MERCHANDISE INFORMATION RETRIEVING DEVICE, METHOD, AND COMPUTER PROGRAM
ELECTRONIC ADVERTISEMENT APPARATUS, ELECTRONIC ADVERTISEMENT METHOD AND PROGRAM