จำนวน Repository ( 99 )

การศึกษาและพัฒนาเส้นใยจากตาลโตนดเพื่อใช้ในการออกแบบเครื่องเรือนภายในที่พักอาศัย จังหวัดเพชรบุรี
การศึกษาและพัฒนาเส้นใยจากตาลโตนดเพื่อใช้ในการออกแบบเครื่องเรือนภายในที่พักอาศัย จังหวัดเพชรบุรี

This research aims to study and develop fiber from Palmyra Palm to use In the design of furniture in the residence in Phetchaburi. The study was conducted by testing groups of user who use furniture made of fiber from Palmyra Palm in in the residence Puek Tian district in Phetchaburi the results are as follows. The study found that the criteria for design analysis from the experts were 4.13 at a high level and satisfaction in using the 4.30 on a high level. When evaluating the overall picture the average score of 4.22 was high level.

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การศึกษาสภาวะที่เหมาะสมสำหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะเงินเจือสีชมพู 54%
การศึกษาสภาวะที่เหมาะสมสำหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะเงินเจือสีชมพู 54%

The results of the experiments were found that the temperature of the castings was higher than that of the silver alloys. The workpiece temperature is 500C the workpiece is good 26%. The workpiece is 74%. The temperature is 550C. The workpiece is 26%. The workpiece is 74%. The temperature is 600C. The workpiece is 40%. The workpiece is 60%. The workpiece is a fin. There are many factors that cause fins on the workpiece. Use of low-strength mortar In addition the use of excessive compression or heat transfer resulting in the expansion and shrinkage is not equal. This causes the cracking of the metal water to expand at a temperature of 650 ° C. The fine specimen 56% of the workpiece loses 44%. This temperature results in the smallest workpiece caused by the uneven surface. Cause of the cooling rate in each part of the casting is not equal. And at 700 degrees Celsius it is best to cast silver ornaments with pink color because the results show that the work is minimal. There are 70% good work piece 30%

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การศึกษาสภาวะที่เหมาะสมสำหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะทองขาวเจือต่ำ 8wt% Ag Au Cu Zn Sn สำ หรับผลิตชิ้นส่วน ประกอบตัวเรือนเครื่องประดับ
การศึกษาสภาวะที่เหมาะสมสำหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะทองขาวเจือต่ำ 8wt% Ag Au Cu Zn Sn สำ หรับผลิตชิ้นส่วน ประกอบตัวเรือนเครื่องประดับ

This Research is to Study the Development of 6k White Gold Low Alloys Metal for Jewelry Production The Optimum Conditions for Casting Jewelry and Jewelry were Investigated. The Results of the Experiments Show that the Chemical Composition of the 8k White Gold Low Alloys is Slightly Different when Compared with XRF (X-ray Fluorescence Spectrometers) Pre-and Post-Melting Quantities The Heat of the Test Specimen was found to be 33.33%Au+50.67%Ag+10%Cu+5%Zn+1%Sn33.33%Au+50.67% Ag+8% Cu+7%Zn+1%Sn and 33.33%Au+50.67%Ag+8%Cu+8%Zn+0%Sn It is Found that the Heat from the Beginning to the Level of Change before the Liquid is used the Average Temperature of 458.9 – 326.3 Degrees Celsius Respectively 33.33%Au+50.67%Ag+8%Cu+7%Zn+1%Sn It is the Formula that Gives the Lowest Value of Liquid State Change from 326.3 Degrees Celsius to the Best Value of this Experiment. Suitable for use in the Manufacture of Jewelry due to its Melting Ability for Molding. Melting for Molding and Formed by Hand. The Amount of Zinc(Zn) may be an Important Factor in the Variation which is Directly Proportional to the Maximum Increase in the Final order of 7 Percent

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ชุดกรองน้ำอย่างง่ายในครัวเรือนสำหรับกำจัดสนิมเหล็กและความกระด้างถาวรของระบบน้ำประปาหมู่บ้านเพื่อการอุปโภคและบริโภค
ชุดกรองน้ำอย่างง่ายในครัวเรือนสำหรับกำจัดสนิมเหล็กและความกระด้างถาวรของระบบน้ำประปาหมู่บ้านเพื่อการอุปโภคและบริโภค

The objective of this research was to determine and estimate the quality of ground water for producing village-tap water without pre-treatment in 3 districts Samchuk Nongyasai and Dermbangnangbuat districts Suphanburi province. Villagetap water was collected from 88 boreholes covered 17 sub-districts in June 2014 and January 2015 using standard method and then correctly preserved before analysis process. The result showed that pH conducted in filed using pH meter found in the range 7.0 to 9.2. Total hardness was found in the range of 110 to 590 mg/L as CaCO3. The concentration of Mn Fe Pb was found in the range of 0.08 - 0.88 mg/L nd - 1.88 mg/L and nd - 0.07 mg/L respectively. The concentration of Cd was to be non-detectable for all samples. The result found that total hardness was found higher value than standard quality water according to publish by Ministry of Natural Resources and Environment Thailand. The contamination of Mn and Fe in some samples was higher value than maximum allowable concentration. The problem of Fecontamination can extremely affect to physical properties of quality water. The production of household-water filtration in this work was modified from Bureau of Community Technology Department of Science Service Ministry of Science and Technology. The technology communication of the production household-water filtration was conducted by workshop procedure. The production household-water filtration was conducted step-by-step. All participants can produce the household-water filtration by themselves.

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การพัฒนาหลักสูตรระยะสั้นด้านการผลิตเคมีภัณฑ์ในครัวเรือน
การพัฒนาหลักสูตรระยะสั้นด้านการผลิตเคมีภัณฑ์ในครัวเรือน

The purpose of this research was to develop a short vocational training course on household chemical products and to develop a training course for shortterm vocational training in the production of household chemicals. Population groups Is a general public in Bangkok and metropolitan area by using the voluntary selection as follows. Trial of a short course on the production of household chemicals 10 participants. Evaluation of short courses in household chemical production 10 participants. Technology transfer the short-term training course on household chemical production 20 participants and five speakers. The tools used in the research are as follows: 1. Demand questionnaire 2. Short-term vocational training course 3. Satisfaction assessment. Data analysis using statistical software packages. The statistics used were mean ( X ) standard deviation (SD) and t-test. The research found that 1. Study and development of short courses in the production of household chemicals 1.1 selection of household chemicals that will lead to the creation of training courses based on components Where to buy Price per set Properties of components Safety and hazard Materials and equipment used for production storage use and distribution opportunities 1.2 Creating training courses training course components and training documents to have a sequence of steps that are easy and convenient for the learning of the general public 2. Trial of a short course on the production of household chemicals 2.1 Most trainees are satisfied with the short-term training program model as follows: Training procedures Training hours 1.30 hours per 1 course Short-term courses can be implemented and the curriculum can be used as a guideline for occupation at the highest level. As for the number of trainees four people per group per 1 course is at a high level. 2.2 Most of the trainees were satisfied with the speakers and short-term training. In explaining the various components of Household chemicals Explanation of the mixing process Household chemicals Integration of household chemical mixing techniques Explanation of caution In the mixing of household chemicals And explaining how to pack household chemicals at the highest level 3.Short-term evaluation of household chemical production 3.1 Most trainees are satisfied with the short-term training program model. The training process Training hours 1.30 hours per 1 course Short-term courses can be implemented and courses can be used as guidelines for their career at the highest level. As for the number of trainees four people per group per 1 course is at a high level. 3.2 Most of the trainees were satisfied with the speakers and short-term training. Explain the various components of household chemicals Explanation of the mixing process Household chemicals Integration of household chemical mixing techniques. Explanation of caution In the mixing of household chemicals And explaining how to pack household chemicals at the highest level 4.Technology transfer the short-term training course on household chemicalproduction 4.1 Most of the trainees were satisfied with the trainers for short-term training. Explain the various components of household chemicals Explanation of the mixing process Household chemicals Integration of household chemical mixing techniques Explanation of caution in the mixing of household chemicals and explaining how to pack household chemicals at the highest level 4.2 Most trainees were satisfied with the short-term training program model. Regarding the number of trainees four people per group Training procedures The number of training hours is 1.30 hours per course the highest level. Furthermore short courses can be implemented. As for the curriculum it can be used as a guideline for a career at a high level.

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