本文揭示了型砂控制中的模糊现象。
该测试方法的应用对实现型砂性能检测、铸造生产管理和铸件质量控制具有现实意义。
Such a testing method is of practical sense in realization of molding sand testing and foundry production management and casting quality control.
实验表明，该控制系统对型砂及环境条件的变化有较强的适应能力及较高控制精度。
The experiment demonstrates that control system has a better adaptive ability to changes of sand component and production environment and has a higher controlling precision.
介绍了一种用于铸造车间的型砂水分自动控制系统。
A sand moisture automatic control system for foundry is introduced.
介绍了自行设计和制造的SSKJ型砂水分自动控制仪的工作原理、结构以及在间歇式混砂机砂处理线上的应用。
This paper introduces the principle and structure of Model SSKJ molding sand moisture tester designed and made of authors 'own, and its application in sand preparation line.
该系统能快速测定型砂的有效粘土含量和含水量，实现型砂质量的直接控制。
The system can test active clay content and moisture of green sand fast and control its composition directly.
提出了一种基于两级闭环控制的新型型砂水分控制系统，阐述了温度补偿系数的设定方法。
A new Measuring and controlling system of moisture ratio in molding sand based on two level closed loop control is presented, and setting method of temperature compensation factor is described.
本研究主要探讨了用气冲造型湿型砂来生产铁路钩缓铸钢件，从型砂的配方和型砂系统的控制等几个方面来优化其性能。
This research mainly explores the production of steel castings with air flush molding green sand and the improvement of its character from the molding sand recipe and mold sand system control.
介绍了利用微机与PL C联网控制以实现铸造型砂混制过程的自动化控制。
Automation control of foundry swage mixture process is presented in this paper by means of the network control using PC and PLC.
采用控制应变速率的方法测试了不同型砂高温下的破坏方式，从而获得了型砂全程应力-应变曲线；
Method of controlled strain rate was used to measure failure of various moulding sands at elevated temperature, and all curves of stress-strain of moulding sands are obtained.
为了实现型砂质量的快速在线检测和组分控制，本文作者研制了一种基于新方法的型砂质量直接优化控制系统。
In order to test the composition of green sand on-line and control its quality, an optimizing direct-control system based on a new method has been developed by the authors.
本文分析了型砂配制的工艺，用PC对其进行了控制，获得了良好地控制效果。
This paper analyses the technological process of moulding sand compounding, and con - trolled by PC, then yields good results.
分析了影响型砂紧实率控制精度的因素，建立了型砂紧实率-水分回归系数的动态模型。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
本文分析了型砂配制的工艺，用PC 对其进行了控制，获得了良好地控制效果。
This paper analyses the technological process of moulding sand compounding, and con- trolled by PC, then yields good results.
该系统能够用于在线检测型砂的紧实率、湿压强度和砂温等性能 ，并且能够根据检测结果通过控制补加水量将型砂紧实率控制在设定的工艺范围之内。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
经实验调试表明，该控制系统能在较短时间内使型砂水分稳定到适宜水分含量范围之内，能满足生产上对型砂的水分质量控制的要求。
The experiment demonstrates that the controll system can steady the water content of sand in a proper range in a short time. Therefore this system can satisfy the requirements of water content...
本文以紧实率为理论依据，以803 1单片机为主机，对型砂紧实率自动控制系统的机构，电路，及程序进行了设计和研制。
On the basis of compactibility theory, the device, circuits and programs of the microcomputer control compactibility system are designed and made by using 8031 single-chip microcomputer.
该系统能够用于在线检测型砂的紧实率、湿压强度和砂温等性能，并且能够根据检测结果通过控制补加水量将型砂紧实率控制在设定的工艺范围之内。
This system can be used to test the properties of the moulding sand on line, such as sand compactability, green compressive strength, and sand temperature, a...
该系统能够用于在线检测型砂的紧实率、湿压强度和砂温等性能，并且能够根据检测结果通过控制补加水量将型砂紧实率控制在设定的工艺范围之内。
This system can be used to test the properties of the moulding sand on line, such as sand compactability, green compressive strength, and sand temperature, a...
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