查询词典 elbow pipe

After knowing the structure nature frequency, optimize the structure, such as disposal the point of support, reduce the number of elbow, change the thickness of pipe, setting the dilatant and so on, which offer a basic to avoid resonance.

当知道结构固有频率后，便可以通过优化结构，例如重新布置支点、减少弯头数、改变管的厚度、设置膨胀圈等方法，改变结构的固有频率，为避开共振频率打下基础。

The Company's advanced technology and equipment, detection means complete, currently has a large IF Elbow push system machine, large R bender, metal links extrusion hydraulic press, stainless steel elbow hydraulic extrusion machine, 2000T hydraulic press table big job and 1000T, 500T, etc. Four-column hydraulic press and high-power resistance furnace heat treatment, shot blasting machine, such as noisy jet pipe production equipment, is equipped with a universal tensile testing machine, chemical analysis instruments, non-destructive testing equipment, spark photoelectric read the whole spectrum, such as test equipment and test equipment , the Company has a large number of pipe fittings for many years engaged in the manufacture of engineering and technical personnel and skilled workers, with process design, manufacturing, welding, heat treatment, chemical cleaning, and product inspection and testing of the ability to undertake a variety of bend of high, medium , low pressure and high temperature and low-temperature pipe fittings manufacturing business.

本公司工艺装备先进，检测手段齐全，目前拥有大型中频弯头推制机、大R弯管机、金属三通挤压液压机、不锈钢弯头挤压液压机、2000T大工作台面液压机及1000T、500T等四柱液压机和大功率热处理电阻炉、喷吵抛丸机械等管件生产专用设备，配备了万能材料拉力试验机、化学分析仪器、无损检测仪器、火花光电全读光谱仪器等检验和试验设备，本公司有一大批多年从事管件制造的工程技术人员和技术工人，具有工艺设计、制造、焊接、热处理、化学清洗及产品检验和试验的能力，能承接各种规格的弯头的高、中、低压及中高温和低温管件制造业务。

The transfer matrix method is used to carry out the vibration characteristic analysis of the fluid-filled piping system. The transfer matrix of the axial, transversal and torsion vibration of the fluid-filled straight pipe element is presented. And the transfer matrix of the elbow is derived according to the discrete model of the inextensible theory of the curve pipe. The effect of the flexural factor on the elbow's transfer matrix is studied.

基于充液直管的梁模型，考虑液体与管道之间的泊松耦合，详细推导了充液直管单元的轴向、横向及扭转振动传递矩阵；采用弯管不延伸理论的离散模型，将变管离散为一组首尾相连，并成一定角度的短直管单元，通过建立弯管处力平衡方程与连续性方程，建立了弯管平面内振动的传递矩阵，并研究了弯曲因子对传递矩阵的影响。

Based on the solution of the collapse load of LTA straight pipe and the stress level of elbow without defect,the solution of the collapse load of LTA pressurized elbow is presented.The way to assess the safety of LTA of pipe bend is given.

本文在对局部减薄直管的极限载荷和无缺陷弯头的应力状态进行研究分析的基础上，提出了内压作用下局部减薄弯头极限载荷的计算式，并给出评定局部减薄弯头安全性的方法。

Is located in Longwan District of Wenzhou Yongqiang high and new park, is a professional production of stainless steel pipe fittings (elbow, three links, the size of head) flange, steel pipe well-known enterprises in July 2006 by three with more than 20 years stainless steel business of the company set up by the experience, the company always adhere to the "quality and reasonable price" business principles, adhere to the "integrity-based, continuous improvement," the entrepreneurial spirit, in Tongren with customers from all walks of life care and support, operating varieties increasing the scope of the growing market, has been developed into a set of stainless steel sales and processing for the integrated enterprise.

浙江万拓不锈钢有限公司坐落于温州龙湾区永强高新园区，是专业生产不锈钢管件法兰，钢管的知名企业，于2006年7月份由三家有着20余年不锈钢企业经验的公司组建而成，公司始终坚持&以质取胜、价格合理&的经营方针，奉行&诚信为本，不断进取&的企业精神，在各界同仁与客户的关心和支持下，经营品种不断增多，市场范围日益增大，己发展成为一个集不锈钢材料销售与加工为一体的综合性企业。

Oil Pipe system is mainly composed of a suit of pipe and accessories (for example connector, tee joint, elbow, etc.), as well as high pressure accumulator and low pressure accumulator.

油管路系统主要由一套油管及附件（如接头、三通、弯头等等）和高压蓄能器、低压蓄能器组成。

Co-operation with the above-mentioned enterprises, the company's hydroelectric generating components (such as the tail pipe lining, machine pit lining, elbow pipe, scroll, seat ring and medium-sized parts of complex structures), product quality and delivery time frame.

在与上述企业的合作中，公司生产的水电机组部件(如尾水管里衬、机坑里衬、肘管、蜗壳、座环等大中型复杂结构件)，产品质量和交货时限均深受用户好评。

Co-operation with the above-mentioned enterprises, the company's hydroelectric generating components (such as the tail pipe lining, machine pit lining, elbow pipe, scroll, seat ring and medium-sized parts of complex structures), product quality and delivery time frame were well received by users.

在与上述企业的合作中，公司生产的水电机组部件(如尾水管里衬、机坑里衬、肘管、蜗壳、座环等大中型复杂结构件)，产品质量和交货时限均深受用户好评。

In addition, the effects of value is the size of the suction pipe lift resistance loss, therefore, should adopt the shortest pipeline layout, and with as little as possible elbow, and other accessories, can also consider the appropriate allocation of some large-diameter pipe to reduce the flow rate within.

另外，影响计算值的大小是吸水管道的阻力损失扬程，因此，宜采用最短的管路布置，并尽量少装弯头等配件，也可考虑适当配大一些口径的水管，以减管内流速。

The distribution regularities of flow field of elbow pipe is discussed on the basis of mathematical model.

从基本的数学模型出发，描述了弯管流场的分布规律。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。