Measuring supply pmdc motor manufacturers in india
A PMDC motor has a housing, a stator magnet disposed in an interior of the housing, and a rotor core disposed within the stator magnet. A ratio of an outer diameter of the rotor core to the outer diameter of the housing is from 0.60 to 0.67. The noise of the motor during operation is reduced by increasing the thickness of the stator magnet, reducing the outer diameter of the rotor core, reducing the air gap between the magnet and the rotor core and reducing the rotational inertia of the rotor core. The motor is particularly suited for use in vehicle HVAC systems where low noise is an important requirement.
Ein PMDC-Motor hat ein Gehuse (1), einen Stndermagnet (2), der im Inneren des Gehuses (1) angeordnet ist, und einen Luferkern (3), der in dem Stndermagnet (2) angeordnet ist. Ein Verhltnis eines Auendurchmessers des Luferkerns (3) zu dem Auendurchmesser des Gehuses (1) liegt in einem Bereich von 0,60 bis 0,67. Das Gerusch des Motors whrend des Betriebs wird verringert, indem die Dicke des Stndermagnets (2) vergrert, der Auendurchmesser des Luferkerns (3) verringert, ein Luftspalt zwischen dem Magnet und dem Luferkern verringert und die Rotationstrgheit des Luferkerns (3) verringert wird. Der Motor eignet sich insbesondere für die Verwendung in HLK-Systemen von Fahrzeugen, bei denen ein geruscharmer Betrieb eine wesentliche Anforderung ist.
Supply Chain Challenges Faced by Auto-Component Manufacturers in India the auto component manufacturing industries in India face in their supply chains. It studies the some of the best practices for a successful supply chain suggested by the existing literature and their relevance to the component manufacturing industries in India. The objective of the research is to understand the problems which these manufacturers face and form recommendations for their survival in the competitive world. The literature review describes the various theories and practices suggested by experts and scholars. For this purpose of research, qualitative research methodology has been chosen. The researcher has taken interviews in order to understand and satisfy the aims and objectives of this research. The results from the interviews have been discussed and analyzed by dividing them into various themes based on the literature review. Lastly, the concluding thoughts of this study discuss the limitations and recommendations.
The Government has provided Technology Upgradation Fund (TUFS) to the Textile Industry with a view to modernize the industry. This was an excellent step towards improving the performance of the domestic textile industry. Though the Scheme was in operation from April 1999, the Textile Industry started availing the facility significantly after 2002. Measuring supply pmdc motor manufacturers in india.This obviously helped the Textile Engineering Industry (TEI) as more orders were received. This also prompted the (TEI) to increase the capacity.
India's automobile component pmdc motor manufacturers in indias are diversifying into defence production in a bid to win a slice of the country's booming procurement budget, according to a director of the country's leading autopart production industry body. Amit Mukherjee, director of the Automotive Component Manufacturers Association of India (ACM A), told Jane's on 21 August that the potential of the country's defence sector is "impossible to ignore". "Diversification into defence is a natural progression for car component manufacturers. There are - and there will be - many opportunities in defence production. ... We have certain skills that can be utilised." Mukherjee added: "We do not envisage these pmdc motor manufacturers in india to play a leading role; this is on a smaller scale ... but ACMA has 570 members and everyone is looking for opportunities - and at the moment there are real opportunities in the defence sector."
Permanent Magnet DC (PMDC) motors are advantageous in a spectrum of applications, from battery powered devices like wheelchairs and power tools, to conveyors and door openers. PMDC motors often present the optimum solution to motion control and power transmission applications when high starting/acceleration torque, predictable motor speed features, compact size and energy efficiency are required. Their capability to produce high torque at low speed render them fitting replacements for gearmotors.
Permanent Magnet DC (PMDC) motors are advantageous in a spectrum of applications, from battery powered devices like wheelchairs and power tools, to conveyors and door openers. PMDC motors often present the optimum solution to motion control and power transmission applications when high starting/acceleration torque, predictable motor speed features, compact size and energy efficiency are required. Their capability to produce high torque at low speed render them fitting replacements for gearmotors.
A developed synchronization control for bi-axial system speed control/speed synchronization by using two strategies (cross-coupling technique and master–slave technique) with two permanent magnet direct current (PMDC) motors. Two prototypes of the previously developed microprocessor-based PMDC motor are used. The control algorithms are implemented using ARDUINO Mega board after installing MATLAB supporting package for it.Measuring supply pmdc motor manufacturers in india. First, the system identification procedure is carried out using a pseudo-random binary sequence test and the transfer function is derived. Then, optimal tuning of the Proportional-Integral controller is performed based on the multiple-application Simpson's 1/3 rule with the performance indices as objective functions of the tuning algorithm. After that, both cross-coupling and master–slave speed synchronization algorithms are implemented. Finally, a comparison is made for their performance indices.
Supply chain management is crucial for the successful business operations. Current businesses pose many challenges in terms of cost pressure, lesser profit margin and supply chain complexity in Indian set up. In such a situation, monitoring the performance of supply chain is necessary. Keeping this in mind, this paper tries to measure the performance of five tyre manufacturers in India based on the published financial statements. Measuring supply pmdc motor manufacturers in india.The empirical data is gathered for five Indian tyre manufacturing companies for the last four years. The financial data of these five companies are taken from the public domain of financial database, Capitaline Databases. The finding of this study demonstrated that there are two groups of tyre manufacturers. One group contains similar supply chain management practices. The other might have different practices leading to difference in supply chain performance. This study provides valuable insights not only for tyre manufacturers to improve their supply chain performance, but also for research scholars who want to conduct their further research in the same domain
The fast wearing components of agricultural machinery requires frequent replacement, which affects the work output as well as the quality of the equipment. Metallurgical techniques such as material selection, bulk hardening and surface modification are quite preventing for enhancing service life of these components. The study reveals that only 41% manufacturers were using steel conforming to BIS recommendations, based on the carbon percentage. The tested samples could be categorized in to mild steel (10%), medium carbon steel (56%), high carbon steel (28%) and high carbon tool steel (6%). The heat-treatment was observed in rotavator blades, disc, chaff cutter blades and sickle blades. But due to improper heat-treatment the grains of tempered martensite were found coarse. Except in case of export, the manufacturers do not undertake chemical, mechanical and micro structural testing. Heat-treatment has not been a part of their facilities.
The objectives of the study is to revise the history of automotive industry in India by identifying the factors driving the growth of auto components in India and to study the trends, business opportunities and challenges for growth of automotive industry in India. Cost competitiveness, customer orientation, lead time, are some key factors the auto component SMEs will have to imbibe to survive in the new global set-up.A number of foreign firms initiated joint ventures with Indian companies. The entry of global manufacturers enabled introduction of new technologies, new products, improved quality and better efficiencies which in turn acted as a catalyst to the development of local component industry. A trend in the auto component industry is where in auto parts makers have formed joint ventures to boost technological know-how and expand product range.
Based on the directory of the Automobile Components Manufacturers Association of India (ACMA), a database of 610 companies was created. Overall, the database exhibited a pyramid structure of many small- and medium-sized companies at the bottom and a few large companies at the top. The majority of the 610 companies were classified as OEM suppliers. There was a strong correlation between the number of plants and the number of automobile manufacturers that were customers. Spatially, three industrial agglomerations, the National Capital Region of Delhi, Western Maharashtra, and Chennai-Bangalore, have formed in India. An analysis of the location patterns of corporate headquarters, major plants, and branch plants clarified that they had different location principles.
Widely-used motor for intelligent motion systems, the permanent magnet direct current (PMDC) type varies in size, shape and mounting configuration. However, PMDC motors all have certain basic characteristics that the system designer should be aware of when selecting the optimum motor for an application. To understand the motor selection process, we first have to understand basic PMDC motor theory. An attempt is made to meet this need.
Extension of product's useful life through product recovery options can help to reduce the consumption of natural resource and environmental pollution. Remanufacturing operation is considered as the most suitable product recovery option for automotive parts. The objective of this paper is to identify the barriers and the critical success factors in automotive engine remanufacturing. A case study is carried out in an automotive engine remanufacturing plant, situated in the south-western part of India. In this case study, the strategic, tactical and operational characteristics of the remanufacturing process are explored, what are the barriers they have faced while remanufacturing and to overcome those barriers, what strategies they have adopted are also analyzed. A fuzzy technique for order performance by similarity to ideal solutions (TOPSIS) is used to identify the critical success factor to overcome the roadblocks of remanufacturing. As this study is directed by the experts' opinion from the remanufacturing plant which proves its practical implication.
With the rapid development of the medical device against COVID-19 is an excellent achievement. There are numerous obstacles effectively facing the worldwide population, from manufacture to distribution, deployment and, acceptance. Many manufacturers have entered the market rivalry as people's knowledge and demand for home-use medical equipment has increased. India represents a compelling market opportunity for global medical device manufacturers. Measuring supply pmdc motor manufacturers in india.Substantial growth for the Indian medical device industry is expected to be driven by the current low per-person spending rate for medical devices. The growth of the medical devices industry in India raises competition law issues (anti-trust) and therefore maintaining public trust in home-use medical devices during COVID-19 will be as essential. The review article aims to create awareness among people about commonly used medical devices during the COVID-19 pandemic and to survey people's trust in home usable medical devices in India.
Supply chain management is crucial for the successful business operations. Current businesses pose many challenges in terms of cost pressure, lesser profit margin and supply chain complexity in Indian set up. In such a situation, monitoring the performance of supply chain is necessary. Keeping this in mind, this paper tries to measure the performance of five tyre manufacturers in India based on the published financial statements. The empirical data is gathered for five Indian tyre manufacturing companies for the last four years. The financial data of these five companies are taken from the public domain of financial database, Capitaline Databases. The finding of this study demonstrated that there are two groups of tyre manufacturers. One group contains similar supply chain management practices. The other might have different practices leading to difference in supply chain performance.
This system is also useful in remote areas where electricity is not available and it is very expensive to lay long transmission lines. This paper deals with basics of solar powered water pumping system and the comparison of performance between AC motor and PMDC motor pumping systems. In this work, the MATLAB based modelling of a PV array, single-phase induction motor and permanent magnet DC motor are studied and developed. The photovoltaic is used to feed power to the water pumping systems. The performance characteristics of single-phase induction motor and permanent magnet direct current motor are obtained by using MATLAB simulation and are validated with experimental results. From the experimental results, it is found that the permanent magnet direct current motor is best suitable for photovoltaic water pumping than the single-phase induction motor in low power applications.
adaptive backstepping control methodology on a cascaded buck converter permanent magnet dc (PMDC)-motor combination for angular velocity control. The experiment aims at illustrating the practical applicability of adaptive control to power converters fed with a DC motor load. The systematic design procedure of conventional backstepping control design is enhanced by incorporating an online adaptive control mechanism to estimate the unknown non-linear load torque.Measuring supply pmdc motor manufacturers in india. Asymptotic stability of the closed loop system under the action of proposed control law is ensured and update law is derived satisfying Lyapunov stability criterion. The experimental investigation is conducted using dSPACE, Control Desk DS1103 setup with an embedded TM320F240 Digital Signal Processor. The buck dc-dc converter fed PMDC motor system is subjected to a wide variation in load torque and set point angular velocity tracking.
For real time closed loop control, it has been used a PIC16F877 micro controller usage with 8 bit resolution. Only 3 membership functions which are called Negative (N), Zero (Z) and Positive (P) are used definition for FL algorithm, because of the difficulty to write the software to the micro controller via compiler program. Membership degrees of the functions are defined from 0 to 255 which is 8 bit unsigned maximum value. Integer numbers are used for programming algorithm, because compiler program using to write the software program to the micro controller is not enough sensitive for floating point number. Instantaneous values of the speed of the motor are transferred to PC with another PIC16F877 micro controller and plotting on monitor using interface program developed from DELPHI.
In the present paper, a PC based position control system of a PMDC motor has been designed by utilizing MATLAB based PID controller and Data Acquisition System, in order to control the process variable to achieve the most efficient control in the plant operation. The final calibration data of angular position of PMDC motor are reported in the paper, which reveal the linearity and reliability of the control system.
The hybrid energy system comprises fuel-driven DC shunt generator and photovoltaic (PV) array. The PV generator is integrated to the output of the DC generator through DC-DC buck-boost switch mode converter. The main idea of incorporating the inexhaustible PV generator is to reduce the overall fuel consumption and CO2 emissions of the conventionally powered DC generator and therefore the system has been equipped with a maximum power point tracking (MPPT) controller such that to be able to extract the maximum energy available in the PV array at all solar irradiance levels. The MPPT technique of the PV generator is the open-circuit voltage method via adjusting the duty cycle of the DC-DC converter. The stability of the system operating point is studied via eigenvalues of the linearized system at various loading conditions.
At the same time, to reduce analysis modeling error caused by the difference between analysis and measured values, finite element model updating was conducted using an optimization algorithm, i.e. hybrid genetic algorithm and simulated annealing (HGASA) method. For this end experimental modal test was carried out and by using the measured frequency response function (FRF), model updating was performed considering both cases where core coil was removed and included. And acceptable result was obtained. Also, dynamic property coefficient of bush bearing which influences vibration response of the rotor system was estimated.
