จำนวน Repository ( 3611 )

การพัฒนากระบวนการควบคุมชิ้นงานระหว่างกระบวนการผลิตในโรงงานอุตสาหกรรมฟอกย้อมและตกแต่งผ้าผืนด้วยการประยุกต์ใช้ระบบบาร์โค้ด
การพัฒนากระบวนการควบคุมชิ้นงานระหว่างกระบวนการผลิตในโรงงานอุตสาหกรรมฟอกย้อมและตกแต่งผ้าผืนด้วยการประยุกต์ใช้ระบบบาร์โค้ด

The objective of this research is to develop a technology management system for industrial Fabric Pretreatment Dyeing and Finishing factory to resolve existing problems caused by manual input. Firstly this research was performed to study the current work-in processes data. After that these data were analyzedranked and grouped for designing and developing a customized oracle database by implementing SQL on a UNIX server. Finally the new system was integrated barcode technology for connection to facilitate works. Before the renovation to input data by an employees it makes to delay time 1440 minutes from actual manufacturing data. The result represent at 260.67 unit/month as well as newly application of barcode technology. According to this system application it has been found that the manufacturing data in production process are real-time monitored. The result of the research can be increase at 94.42 unit/month as well as reduce expenses on documents above 10000 Bath/month. In addition the operator could also be reduce from 4 to 0. Including enhanced with barcode technology can also facilitate communication with customers making business competitive sustainable future.

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การเลือกบำรุงรักษาเครื่องปรับอากาศแบบแยกส่วนตามสภาพ โดยพิจารณาจากค่าอัตราส่วนประสิทธิภาพพลังงาน (EER)
การเลือกบำรุงรักษาเครื่องปรับอากาศแบบแยกส่วนตามสภาพ โดยพิจารณาจากค่าอัตราส่วนประสิทธิภาพพลังงาน (EER)

This research was studied to determine the optimum value for condition based maintenance of split type air conditioner by measuring the temperature humidity and flow of air through the fan coil unit. Measuring electric current and voltage of split type air conditioner. Find the energy efficiency ratio (EER) based on the actual use compared to the EER was determined by the manufacturer. To find the suitable maintenance and cleaning air conditioner for each. In conducting this research is split type air conditioner. Rated cooling 25000 Btu/hr. Rated power 2291 watts. Rated current 9.89 amperes. Rated voltage 220 volts single phase. Using the refrigerant R-22.EER 11.02Btu/hr/watts. Running 24 hour sperdayat a temperature of 18°C. Research indicates that the EER before maintenance is equal to6.23Btu/hr/watts. After maintenance is the EER of 20.2Btu/hr/watts or EER value the increase was 69%. Thus preserving the EER of air conditioner. The condition based maintenance in reasonable time is one way that can help save energy.

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ปัจจัยที่มีความสัมพันธ์ต่อการตัดสินใจซื้อสินค้าออนไลน์ของผู้บริโภค
ปัจจัยที่มีความสัมพันธ์ต่อการตัดสินใจซื้อสินค้าออนไลน์ของผู้บริโภค

The Objectives of this research aim to study about demographic factors which influence customers’ behaviors for online products and to study about the importance of marketing mix factors of customers. This research also study about the relationship between marketing mix factors and customers’ buying decision for online products. This research collects data from 384 online questionnaires and then analyzes data with Chi-Square test and Chi-Square Correlation. The research reveals that the difference of demographic factors influence to customers’ buying decision for online products by genders age education occupation average revenues and marital status. The customer recognized marketing mix factors as an important level which consistent to Kotler and Armstrong (2009) model. They indicate that marketing mix factors influence buying behaviors of customer. The most important of marketing mix factor from customers’ perspective is the process factor. The marketing mix factors (Product Price Place Promotion People Process and Physical Evidence) are related to customers’ behaviors in some aspects. The findings suggest that entrepreneur should pay more attention on the marketing mix by presenting unique online products to make differentiate from the other products in common shop. This might motivate customer’s behaviors for buying more online products. Moreover entrepreneurs should precisely focus on quality of products because consumers always complain about quality of products which exaggerated from advertisement. From this reason make consumers gain negative attitudes from buying online products which affect to next buying from customers.

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การคำนวณต้นทุนการจัดการขยะมูลฝอย กรณีศึกษาเทศบาลนครอ้อมน้อย
การคำนวณต้นทุนการจัดการขยะมูลฝอย กรณีศึกษาเทศบาลนครอ้อมน้อย

The purposes of this study were to costs and fees of solid waste management and to provide resolutions towards solid waste management of Omnoi City Municipality. The data were collected by using financial data during 5 years from 2008 to 2012. Then the data were calculated to figure out the costs of solid waste management divided by solid waste management-related cost and non-solid waste management-related cost. The results found that annual solid waste generation rate of Omnoi City Municipality was 0.53 ton/person or 0.65 ton/household. The annual average quantity of solid waste was 27327.26 ton/year and the annual cost of solid waste management was 2084.62 Baht/ton. The costs were separated into the solid waste management-related cost including the cost of main department responsible for solid waste collection service as follows; 1) direct labor 493.79 Baht/ton 2) direct materials 170.83 Baht/ton 3) production cost 231.07 Baht/ton and 4) cost of solid waste management 477.95 Baht/ton. Moreover the non-solid waste management-related cost or the cost allocation supported by other departments consisted of Administration Department and Council 95.78 Baht/ton Office of the Municipal Clerk 308.43 Baht/ton Division of Technical Services and Planning 93.49 Baht/ton Division of Finance 137.25 Baht/ton and Division of Sanitation and Environment 76.03 Baht/ton. Omnoi City Municipality could gather the fees of solid waste management about 152.32 Baht/person/year or 186.61 Baht/household or 290.31 Baht/ton or 13.93 percent of the cost of solid waste management. According to the cost calculation of solid waste management the supporting departments associated with the solid waste management should allocate sufficient budget and provide the cost data which would be useful for administrators at all levels to measure and improve performance. Furthermore additional policies related to the solid waste management should be defined to reduce the management cost and quantity of solid waste. The responsible departments should also promote people’s understanding and realization of duty to pay for fees of solid waste management.

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การตีค่ามูลค่าทางนันทนาการของอุทยานมกุฎรมยสราญ จังหวัดนนทบุรี
การตีค่ามูลค่าทางนันทนาการของอุทยานมกุฎรมยสราญ จังหวัดนนทบุรี

Although the recreationl service of the Makut Rommaayasaran Park Changwat Nonthaburi is considered as the non-priced social welfare it can be evaluated for the recreational value from the individual travel cost method. The objectives of this study were 1)to study the scial and economic characteristics of the tourists 2) to study factors affected the recreational visiting 3) to evaluate the recreational value of Makut rommayasaran Park Changwat Nonthaburi and 4) to evaluate the future recreational value to calculate for the present value of benefits. the data were collected by interviewing 420 sampled tourists.

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