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Methods and Tools for Measurements and Testing Accuracy Improvement
Major: Quality, Standardization and Certification
Code of subject: 7.152.06.E.023
Credits: 4.00
Department: Measuring Information Technologies
Lecturer: Vasyl Yatsuk, DC in Tech. Science, professor
Semester: 2 семестр
Mode of study: денна
Завдання: The study of an educational discipline involves the formation of competencies in students of education:
general competences:
- the ability to identify the scientific essence of problems in the professional
sphere, to find adequate ways to solve them;
- the ability to generate new ideas and non-standard approaches to their
implementation (creativity);
- the ability to investigate problems using system analysis, synthesis and other
methods;
- the ability to analyze, verify, assess the completeness of information in the
course of professional activity, if necessary, supplement and synthesize
missing information and work in conditions of uncertainty;
- the ability to conduct professional, including scientific research activities in
an international environment;
- the ability to collect, analyze and systematize scientific and technical
information;
- free communication in a foreign language in the professional field;
- the ability to navigate in the system of universal human values ??and values ??of
world and national culture, to understand the importance of humanistic values ??for the preservation and development of modern civilization.
Professional competences:
- analyze and develop schemes of means of measurement and tests of a given
physical quantity with the necessary metrological characteristics;
- analyze the current state and reasonably choose means of increasing the
accuracy of tests and measurement of a given physical quantity;
- predict the possibility of improving the technical characteristics of the means of testing and measuring the required physical quantity;
- to develop an optimal test scheme and measurement of a given physical quantity from the working measuring tools available at the enterprise;
- to develop proposals for the justified use of methods of increasing accuracy in the technological processes of the enterprise, institution;
- to develop the necessary measurement methods to ensure the unity and quality of measurements at the enterprise.
Learning outcomes: - Be able to analyze the current state and reasonably choose the means test and improve the accuracy of measurement of a given physical quantity
- Be able to analyze, predict and develop the scheme and enhancement of measurement tools and tests of a given physical quantity with the required metrological characteristics;
- Be able to develop optimal scheme of testing and measuring specified physical quantity available at the company working measuring tools;
- Be able to develop proposals to use reasonable methods to increase accuracy in manufacturing processes of the enterprise, institution;
- Able to develop measurement techniques are needed to ensure the unity and quality site measurements.
Required prior and related subjects: - Analog electronic components of measuring instruments;
- Fundamentals of digital and microprocessor technology;
- Metrology.
Summary of the subject: Classification methods ensure high measurement accuracy. General and specific ways to exclude systematic error components. Methods of stabilizing the real static conversion function of measuring devices. Correction random (noise) errors. Correction of methodological errors. Methods of sample signals and inverting switching. Method auxiliary measurements and iterative methods. Test methods. Increased noise immunity measuring change and obstacle protection of means testing and measurement. Correction of errors static primary measuring converters. Quality assurance by measuring equipment. The use of microprocessors to improve the accuracy of measurements.
Опис: Introduction. Measurement errors, their
models. The principle of invariance in
measuring technology. areas of application
of methods for ensuring high accuracy of
tests and measurements. Classification of
methods of ensuring high accuracy of
measurements.
General and special methods of excluding
systematic component errors.
General methods: introduction of
corrections and exclusion of factors of
systematic errors. Special methods:
substitution, sign error compensation,
opposition, symmetrical observations.
Methods of stabilizing the static real
transformation function of measuring
devices. General features of methods of
stabilization of the static real function of
the transformation of measuring devices.
Constructive and technological methods,
negative feedback method, compensation
methods.
Correction of random (noise) errors.
Additive correction of random (noise)
errors of measurement scale converters
(amplifiers) and ADCs.
Correction of methodical errors.
Reduction of methodological errors caused
by the features of primary measuring
transducers and communication lines.
Correction of methodical errors when
performing the operation of linearization
of the general function of the
transformation of devices.
Structural methods of increasing the
accuracy of measurements.
Methods of sample signals, switching
inversion. The method of auxiliary
measurements, iterative methods. Method
of auxiliary measurements. Iterative
methods with temporal and spatial
separation of measuring and correction
channels.
Test methods.
Types of tests. Increasing the accuracy of measurements by using additive,
multiplicative and additive-multiplicative
tests. Algorithmic methods of increasing
accuracy. Improving the immunity of
measurement transformations and the
immunity of test and measurement tools.
Correction of static errors of primary
measuring transducers.
Principles and features of static error
correction of primary measuring
transducers. Error correction in multi-
channel information and measurement
systems of tests.
Quality assurance by means of measuring
equipment.
Requirements for ensuring the quality of
products, goods and services at all stages
of their life cycle. Selection and
justification of the use of measuring
quality control. Ensuring the quality of
measuring equipment.
The use of microprocessors to increase the
accuracy of measurements. Correction of
methodological errors of numerical
transformations.
Assessment methods and criteria: Oral interviews, receiving reports from laboratory work (30 %); final event - exam (written and oral form)
Критерії оцінювання результатів навчання: Distribution of points on a 100-point scale
Current control 0-points
Examination control (written part) 50 points
Examination control (oral part) 20 points
Practical classes 15 points
Laboratory classes 15 points
Recommended books: 1. Яцук В.О., Малачівський П.С. Методи підвищення точності вимірювань / Підручник для вузів. – Бескид-біт: Львів. – 2008. – 358 с.
2. Метрологія та вимірювальна техніка. Підручник. Є.С. Поліщук, М.М. Дорожовець, В.О. Яцук, В.М. Ванько, Т.Г. Бойко. За ред. проф. Є.С. Поліщука. – 2-е вид., перероб. і доп. - Львів: Вид-во Львівської політехніки, 2012. – 544 с.
3. Орнатский П.П. Автоматические измерения и приборы. - Київ: Вища школа, 1986. - 389 с.
4. Орнатский П.П. Теоретические основы информационно-измерительной техники. – Київ: Вища школа, 1984.- 445 с.
5. Методы электрических измерений: Уч. пос. для ВУЗов / Под ред. Э.И. Цветкова. - Л: Энергоатомиздат: Ленннгр. отд-ние. - 1990. – 288 с.
6. Методы и средства измерений: Уч. пос. для ВУЗов. - Куликовский К.Л., Купер В.Я. - М.: - Энергоатомиздат, 1996. – 448 с.
7. Земельман М.А. Автоматическая коррекция погрешностей измерительных устройств. - М. :Изд-во стандартов, 1972. – 199 с.
8. Туз Ю.М. Структурные методы повышения точности измерительных устройств. - Киев: Вища школа, 1976. - 256 с.
9. Бромберг З.М., Куликовский К.Л. - Тестовые методы повышения точности измерений. - М.: Энергия, 1978. - 176 с.
Methods and Tools for Measurements and Testing Accuracy Improvement (курсова робота)
Major: Quality, Standardization and Certification
Code of subject: 7.152.06.E.025
Credits: 2.00
Department: Measuring Information Technologies
Lecturer: Vasyl Yatsuk, DC in Tech. Science, professor
Semester: 2 семестр
Mode of study: денна
Завдання: The study of an educational discipline involves the formation of competencies in students of education:
general competences:
- the ability to identify the scientific essence of problems in the professional sphere, to find adequate ways to solve them;
- the ability to generate new ideas and non-standard approaches to their implementation (creativity);
- the ability to investigate problems using system analysis, synthesis and other methods;
- the ability to analyze, verify, assess the completeness of information in the course of professional activity, if necessary, supplement and synthesize missing information and work in conditions of uncertainty;
- the ability to conduct professional, including scientific research activities in an international environment;
- the ability to collect, analyze and systematize scientific and technical information;
- free communication in a foreign language in the professional field;
- the ability to navigate in the system of universal human values and values of world and national culture, to understand the importance of humanistic values for the preservation and development of modern civilization.
Professional competences:
- analyze and develop schemes of means of measurement and tests of a given physical quantity with the necessary metrological characteristics;
- analyze the current state and reasonably choose means of increasing the accuracy of tests and measurement of a given physical quantity;
- predict the possibility of improving the technical characteristics of the means of testing and measuring the required physical quantity;
- to develop an optimal test scheme and measurement of a given physical quantity from the working measuring tools available at the enterprise;
- to develop proposals for the justified use of methods of increasing accuracy in the technological processes of the enterprise, institution;
- to develop the necessary measurement methods to ensure the unity and quality of measurements at the enterprise.
Learning outcomes: - Be able to analyze the current state and reasonably choose the means test and improve the accuracy of measurement of a given physical quantity
- Be able to analyze, predict and develop the scheme and enhancement of measurement tools and tests of a given physical quantity with the required metrological characteristics;
- Be able to develop optimal scheme of testing and measuring specified physical quantity available at the company working measuring tools;
- Be able to develop proposals to use reasonable methods to increase accuracy in manufacturing processes of the enterprise, institution;
- Able to develop measurement techniques are needed to ensure the unity and quality site measurements.
Required prior and related subjects: - Analog electronic components of measuring instruments;
- Fundamentals of digital and microprocessor technology;
- Metrology.
Summary of the subject: Classification methods ensure high measurement accuracy. General and specific ways to exclude systematic error components. Methods of stabilizing the real static conversion function of measuring devices. Correction random (noise) errors. Correction of methodological errors. Methods of sample signals and inverting switching. Method auxiliary measurements and iterative methods. Test methods. Increased noise immunity measuring change and obstacle protection of means testing and measurement. Correction of errors static primary measuring converters. Quality assurance by measuring equipment. The use of microprocessors to improve the accuracy of measurements.
Опис: Introduction. Measurement errors, their models. The principle of invariance in measuring technology. areas of application of methods for ensuring high accuracy of tests and measurements. Classification of methods of ensuring high accuracy of measurements.
General and special methods of excluding systematic component errors.
General methods: introduction of corrections and exclusion of factors of systematic errors. Special methods: substitution, sign error compensation, opposition, symmetrical observations.
Methods of stabilizing the static real transformation function of measuring devices. General features of methods of stabilization of the static real function of the transformation of measuring devices. Constructive and technological methods, negative feedback method, compensation methods.
Correction of random (noise) errors.
Additive correction of random (noise) errors of measurement scale converters (amplifiers) and ADCs.
Correction of methodical errors.
Reduction of methodological errors caused by the features of primary measuring transducers and communication lines. Correction of methodical errors when performing the operation of linearization of the general function of the transformation of devices.
Structural methods of increasing the accuracy of measurements.
Methods of sample signals, switching inversion. The method of auxiliary measurements, iterative methods. Method of auxiliary measurements. Iterative methods with temporal and spatial separation of measuring and correction channels.
Test methods.
Types of tests. Increasing the accuracy of measurements by using additive, multiplicative and additive-multiplicative tests. Algorithmic methods of increasing accuracy. Improving the immunity of measurement transformations and the immunity of test and measurement tools.
Correction of static errors of primary measuring transducers.
Principles and features of static error correction of primary measuring transducers. Error correction in multi-channel information and measurement systems of tests.
Quality assurance by means of measuring equipment.
Requirements for ensuring the quality of products, goods and services at all stages of their life cycle. Selection and justification of the use of measuring quality control. Ensuring the quality of measuring equipment.
The use of microprocessors to increase the accuracy of measurements. Correction of methodological errors of numerical transformations.
Assessment methods and criteria: Oral interviews, receiving reports from laboratory work (30 %); final event - exam (written and oral form)
Критерії оцінювання результатів навчання: Distribution of points on a 100-point scale
Current control 0-points
Examination control (written part) 50 points
Examination control (oral part) 20 points
Practical classes 15 points
Laboratory classes 15 points
Recommended books: 1. Яцук В.О., Малачівський П.С. Методи підвищення точності вимірювань / Підручник для вузів. – Бескид-біт: Львів. – 2008. – 358 с.
2. Метрологія та вимірювальна техніка. Підручник. Є.С. Поліщук, М.М. Дорожовець, В.О. Яцук, В.М. Ванько, Т.Г. Бойко. За ред. проф. Є.С. Поліщука. – 2-е вид., перероб. і доп. - Львів: Вид-во Львівської політехніки, 2012. – 544 с.
3. Орнатский П.П. Автоматические измерения и приборы. - Київ: Вища школа, 1986. - 389 с.
4. Орнатский П.П. Теоретические основы информационно-измерительной техники. – Київ: Вища школа, 1984.- 445 с.
5. Методы электрических измерений: Уч. пос. для ВУЗов / Под ред. Э.И. Цветкова. - Л: Энергоатомиздат: Ленннгр. отд-ние. - 1990. – 288 с.
6. Методы и средства измерений: Уч. пос. для ВУЗов. - Куликовский К.Л., Купер В.Я. - М.: - Энергоатомиздат, 1996. – 448 с.
7. Земельман М.А. Автоматическая коррекция погрешностей измерительных устройств. - М. :Изд-во стандартов, 1972. – 199 с.
8. Туз Ю.М. Структурные методы повышения точности измерительных устройств. - Киев: Вища школа, 1976. - 256 с.
9. Бромберг З.М., Куликовский К.Л. - Тестовые методы повышения точности измерений. - М.: Энергия, 1978. - 176 с.