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Sensores

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Apresentação de diversos sensores presente no mercado, suas aplicações e tipo de sinal.

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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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  • DOWNLOAD THAT BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download Full EPUB Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download Full doc Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download PDF EBOOK here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download EPUB Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download doc Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book that can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer that is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story That Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money That the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths that Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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  • DOWNLOAD THAT BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download Full EPUB Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download Full doc Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download PDF EBOOK here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download EPUB Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... Download doc Ebook here { http://bit.ly/2m6jJ5M } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book that can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer that is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story That Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money That the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths that Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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Sensores

  1. 1. SENAI CETAFR SENSORES 12/04/11 Disciplina: Controladores Lógicos Programáveis Professor: Júlio Peixoto da Silva Júnior Maracanaú – CE 2011
  2. 2. Tópicos: <ul><li>Sensores </li></ul><ul><li>Transdutor e Transmissor </li></ul><ul><li>Sinal Analógico x Digital </li></ul><ul><li>Características dos Sensores </li></ul><ul><li>Tipos de Sensores </li></ul><ul><li>Sensores de Presença </li></ul><ul><li>Sensores de Posição </li></ul><ul><li>Sensores Ópticos </li></ul><ul><li>Sensores de Velocidade </li></ul><ul><li>Sensores de Aceleração </li></ul><ul><li>Sensores de Temperatura </li></ul><ul><li>Sensores de Pressão </li></ul><ul><li>Sensores de Nível </li></ul><ul><li>Sensores de Vazão </li></ul><ul><li>Sensores de Tensão, Corrente e Potência </li></ul><ul><li>Sensores de Umidade, Gases e pH </li></ul>12/04/11
  3. 3. Sensores 12/04/11 Efeitos físicos Luz Calor Som Efeitos Mecânicos Posição Força Velocidade Sensor Sinal de Saída
  4. 4. Transdutor e Transmissor 12/04/11 Transdutor Sensor = Interface + Transmissor Transdutor = Envio Sinal +
  5. 5. Sinal Analógico x Sinal Digital 12/04/11
  6. 6. Características dos Sensores <ul><li>Tipo de Saída; </li></ul><ul><li>Sensibilidade; </li></ul><ul><li>Exatidão; </li></ul><ul><li>Precisão; </li></ul><ul><li>Linearidade; </li></ul><ul><li>Alcance; </li></ul><ul><li>Estabilidade </li></ul><ul><li>Velocidade de resposta; </li></ul>12/04/11
  7. 7. Tipos de Sensores 12/04/11 Presença Ópticos Vazão Temperatura Posição Pressão Nível Velocidade Aceleração Tensão, Corrente e Potência Umidade, Gases e pH
  8. 8. Sensores de Presença 12/04/11
  9. 9. Sensores de Posição 12/04/11 Sensores de Proximidade Indutivo
  10. 10. Sensores de Posição 12/04/11 Sensores de Proximidade Capacitivos
  11. 11. Sensores de Posição 12/04/11 Sensores de Proximidade Magnéticos
  12. 12. Sensores de Posição 12/04/11 <ul><li>Encoder </li></ul><ul><li>Movimentos Lineares e Angulares </li></ul><ul><li>Sentido e Velocidade </li></ul><ul><li>Quantidade de Pulsos </li></ul><ul><li>Incremental e Absoluto </li></ul>
  13. 13. Sensores Ópticos <ul><li>Fotorresistores (LDR – Resistor Dependente de Luz) </li></ul>12/04/11
  14. 14. Sensores Ópticos <ul><li>Fotodiodo </li></ul>12/04/11
  15. 15. Sensores Ópticos <ul><li>Fototransistor </li></ul>12/04/11
  16. 16. Sensores de Velocidade <ul><li>Tacogerador (Dínamo Taquimétrico) </li></ul>12/04/11
  17. 17. Sensores de Aceleração 12/04/11
  18. 18. Sensores de Temperatura 12/04/11 <ul><li>Termistores (Resistores Termicamente Sensíveis) </li></ul>PTC NTC
  19. 19. Sensores de Temperatura 12/04/11 <ul><li>Termopar </li></ul><ul><li>Thomson: campo elétrico gerado pelo aquecimento de um condutor </li></ul><ul><li>Seebeck: circulação de corrente em um circuito de dois metais diferentes </li></ul><ul><li>Peltier: liberação ou absorção de calor numa junção termoelétrica </li></ul>
  20. 20. Sensores de Temperatura 12/04/11 <ul><li>Termopar </li></ul><ul><li>8 tipos de termoelemento (S,R, B, J, K, N, T e E) </li></ul>Tipo Composição Faixa de Utilização T Cobre (+) /Cobre-Níquel (-) -200 a 350°C J Ferro (+) /Cobre-Níquel (-) -40 a 750°C E Níquel-Cromo (+) /Cobre-Níquel (-) -200 a 900°C K Cromo (+) /Níquel-Alumínio (-) -200 a 900°C S 10% Ródio (+) /90% Platina (-) 0 a 1600 °C R 13% Ródio (+) /87% Platina (-) 0 a 1600 °C B 30% Ródio (+) /70% Platina (-) 600 a 1700 °C N Níquel-Cromo- Silício (+) /Níquel- Silício (-) -200 a 1200 °C
  21. 21. Sensores de Temperatura <ul><li>Termopar </li></ul>12/04/11
  22. 22. Sensores de Temperatura <ul><li>Termorresistência Pt-100 (0 a 962°C) </li></ul>12/04/11
  23. 23. Termopar x Termorresistência <ul><li>Vantagens do Pt-100: </li></ul><ul><li>Maior Precisão </li></ul><ul><li>Estabilidade e Repetibilidade em relação ao termopar </li></ul><ul><li>Não existe limitação para distância de operação </li></ul><ul><li>Fios de cobre comum </li></ul><ul><li>Utilização em qualquer ambiente </li></ul><ul><li>Proteção a ruídos elétricos </li></ul><ul><li>Desvantagens do Pt-100: </li></ul><ul><li>Mais caro </li></ul><ul><li>Menor range </li></ul><ul><li>Acima do range , desgasta-se mais rápido </li></ul><ul><li>Possui um tempo de resposta mais alto em relação ao termopar </li></ul><ul><li>Frágil </li></ul>12/04/11
  24. 24. Sensores de Pressão <ul><li>Piezoelétrico: deformação do cristal de quartzo produzindo um potencial elétrico. </li></ul>12/04/11
  25. 25. Sensores de Pressão <ul><li>Célula de Carga: variação da resistência de um extensômetro quando submetido a uma deformação. </li></ul>12/04/11
  26. 26. Sensores de Nível 12/04/11 Discreto Contínuo
  27. 27. Sensores de Nível <ul><li>Medição de Nível Hidrostático </li></ul><ul><li>Capacitivo </li></ul><ul><li>Piezorressistivo </li></ul><ul><li>Piezoelétrico </li></ul>12/04/11
  28. 28. Sensores de Nível 12/04/11 <ul><li>Medição de Nível com Sensor de Pressão </li></ul><ul><li>1 bar = 10,197162 m.c.a </li></ul>
  29. 29. Sensores de Nível 12/04/11 <ul><li>Medição de Nível com Sensor Ultrasônico </li></ul><ul><li>1 a 20 kHz </li></ul><ul><li>Reflexão de Ondas Sonoras </li></ul><ul><li>Simples Instalação </li></ul><ul><li>Fácil Parametrização </li></ul>
  30. 30. Sensores de Vazão 12/04/11 Pressão Diferêncial Placa de Orifício Tubo de Venturi Bocal Tubo de Pilot Rotâmetros Turbina Sensor Óptico Acoplamento Magnético Bobina pick-up Rotor de vazão magnético-eletrônico Ultrassônicos Eletromagnético
  31. 31. Sensores de Vazão 12/04/11 <ul><li>Pressão Diferencial </li></ul><ul><li>Q = k x (∆ ρ ) 1/2 , a queda de pressão varia a vazão, a densidade e a viscosidade. </li></ul><ul><li>Alto erro </li></ul>
  32. 32. Sensores de Vazão 12/04/11 <ul><li>Turbina </li></ul>
  33. 33. Sensores de Vazão 12/04/11 <ul><li>Acoplamento Magnético </li></ul>
  34. 34. Sensores de Vazão 12/04/11 <ul><li>Eletromagnético </li></ul><ul><li>O princípio de operação do medidor de vazão é baseado na lei da indução eletromagnética de Faraday. Esta estabelece que, quando um condutor se move em um campo magnético, uma força eletromotriz é induzida perpendicularmente à direção do movimento do condutor e à direção do campo magnético. </li></ul>
  35. 35. Sensores de Vazão 12/04/11 <ul><li>Ultrassônico </li></ul><ul><li>Tempo de Transito </li></ul><ul><li>Efeito Dopler </li></ul>
  36. 36. Sensores de Vazão 12/04/11
  37. 37. Sensores de Tensão, Corrente e Potência 12/04/11 <ul><li>Corrente CC </li></ul><ul><li>Resistência de baixo valor em paralelo com o circuito </li></ul>
  38. 38. Sensores de Tensão, Corrente e Potência 12/04/11 <ul><li>Corrente CA </li></ul><ul><li>Transformador de Corrente (TC) </li></ul>
  39. 39. Sensores de Tensão, Corrente e Potência 12/04/11 <ul><li>Tensão CC </li></ul><ul><li>Divisor de Tensão </li></ul><ul><li>Tensão CA </li></ul><ul><li>Divisores de tensão resistivos e capacitivos </li></ul><ul><li>Transformador de Potencial </li></ul>
  40. 40. Sensores de Umidade, Gases e pH <ul><li>Umidade </li></ul>12/04/11
  41. 41. Sensores de Umidade, Gases e pH <ul><li>Gases </li></ul>12/04/11
  42. 42. Sensores de Umidade, Gases e pH <ul><li>pH </li></ul>12/04/11
  43. 43. BIBLIOGRAFIA BIBLIOGRÁFIA   Título Autor Edição Editora Ano Sensores Industriais Daniel Thomazini e Pedro Urbano Braga de Albuquerque 6° Érica 2009 Apostila CLP Senai - 1° - 2011
  44. 44. <ul><li>Agradeço a atenção de todos! </li></ul><ul><li>Boa tarde! </li></ul>12/04/11

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