해양경찰 채용시험 <기관학> 완벽대비 !!

기관술에 관한 기본 이론과 핵심 내용 주입을 위한 필수 연습문제 !

주기관, 보조기관, 전기 등 분야별 핵심 내용 깔끔한 정리 !

해양경찰 역대부터 ~ 최신까지 간부, 순경, 승진, 일반직까지 모든 채용기출 완벽 수록 !!

PART 1. 열기관

01. 열기관의 개요 ······························· 001

(1) 열기관의 정의 ······························· 001

(2) 열기관의 분류 ······························· 001

(3) 내연기관의 분류 ······························· 003

(4) 내연기관의 기본용어 ······························· 007

(5) 열역학 및 열 사이클 ······························· 010

(6) 단원 기출문제 모음 ······························· 014

(7) 단원 종합정리 ······························· 016

 

02. 디젤기관 ······························· 018

(1) 디젤기관의 원리 ······························· 018

(2) 디젤기관의 구조 ······························· 022

① 디젤기관의 고정부 ······························· 022

② 디젤기관의 왕복운동부 ······························· 032

② 디젤기관의 회전운동부 ······························· 043

(3) 단원 기출문제 모음 ······························· 050

(4) 단원 종합정리 ······························· 056

 

(3) 디젤기관의 부속장치 ······························· 057

① 흡기밸브와 배기밸브 ······························· 057

② 밸브 구동장치 ······························ 059

③ 캠 ·······························  062

④ 배기계통 ·······························  063

⑤ 연료 및 연료장치 ·······························  064

⑥ 연료유 ·······························  064

⑦ 연료 분사 장치 ······························· 069

⑧ 연료 분사펌프 ······························· 071

⑨ 연료 분사 밸브 ······························· 073

⑩ 연소실 ······························· 075

⑪ 시동장치 ······························· 079

⑫ 과급기 ······························· 081

⑬ 소기장치 ······························· 087

⑭ 조속장치 ······························· 088

⑮ 냉각장치 ······························· 093

⑯ 윤활장치 ······························· 094

⑰ 급유방식 ······························· 096

⑱ 내연기관의 윤활유 ······························· 099

⑲ 단원 기출문제 모음 ······························· 104

⑳ 단원 종합 정리 ······························· 113

(4) 디젤기관의 연소와 성능 ······························· 114

① 디젤기관의 연소과정 ······························· 114

② 디젤기관의 발화지연과 노킹 ······························· 119

③ 디젤기관의 연소가스에 의한 부식 ······························· 121

④ 디젤기관의 배기색에 따른 고장의 진단 ······························· 122

⑤ 디젤기관의 출력과 효율 ······························· 123

⑥ 디젤기관의 배기가스 ······························· 129

⑦ 단원 기출문제 모음 ······························· 131

⑧ 단원 종합정리 ······························· 137

⑨ 디젤기관의 운전 및 정비 ······························· 137

⑩ 디젤기관의 고장과 대책 ······························· 146

03. 가솔린기관 ······························· 149

(1) 가솔린기관의 원리 ······························· 149

(2) 가솔린기관의 구조 ······························· 150

① 가솔린의 연료장치 ······························· 150

② 가솔린의 흡·배기장치 ······························· 153

③ 가솔린의 윤활장치 ······························· 155

④ 가솔린의 점화장치 ······························· 156

(3) 가솔린기관의 연소와 성능 ······························· 157

 

① 가솔린의 연소 ······························· 157

② 가솔린의 노킹 ······························· 160

(4) 단원 기출문제 모음 ······························· 162

(5)단원 종합정리 ······························· 164

04. 동력전달장치 ······························· 166

(1) 클러치 ······························· 166

(2) 변속기 ······························· 169

(3) 감속장치 ······························· 169

(4) 역전장치 ······························· 172

(5) 클러치, 감속장치, 역전장치의 관리 ······························· 174

(6) 축계장치 ······························· 175

(7) 선미관 ······························· 177

(8) 프로펠러 ······························· 180

 

① 공동현상 ······························· 188

(9) 단원 기출문제 모음 ······························· 192

(10) 단원 종합정리 ······························· 198

05. 외연기관 ······························· 200

(1) 보일러 ······························· 200

① 보일러 원리 ······························· 200

② 보일러의 종류와 구조 ······························· 203

③ 보일러의 부속장치 ······························· 208

④ 보일러의 외부 부속장치 ······························· 210

⑤ 보일러의 자동 제어장치 ······························· 212

⑥ 보일러의 운전 및 관리 ······························· 214

⑦ 보일러 수의 처리 ······························· 219

⑧ 단원 기출문제 모음 ······························· 221

⑨ 단원 종합정리 ······························· 225

(2) 증기터빈기관 ······························· 226

(3) 가스터빈 ······························· 235

(4) 제트기관 ······························· 237

(5) 로켓기관 ······························· 238



PART 2. 선박 보조기계

06. 선박 보조기계의 개요 ······························· 239

(1) 선박 보조기계의 종류 ······························· 239

(2) 선박 보조기계의 구동 방법 ······························· 242



07.펌프와 유⦁공압기계 ······························· 244

(1) 펌프의 개요 ······························· 244

(2) 원심펌프 ······························· 246

(3) 축류펌프 ······························· 256

(4) 왕복펌프 ······························· 258

(5) 회전펌프 ······························· 264

(6) 특수펌프 ······························· 268

(7) 펌프에서 발생하는 여러 가지 현상들 ······························· 270

(8) 유⦁공압기계 ······························· 273

(9) 단원 기출문제 모음 ······························· 278

(10) 단원 종합정리 ······························· 287

 

08. 냉동 및 공기조화 장치 ······························· 288

(1) 냉동의 기초 및 분류 ······························· 288

(2) 냉동 단위 및 용어 ······························· 292

(3) 냉매 ······························· 296

(4) 냉동장치와 사이클 ······························· 302

① 냉동장치의 종류 ······························· 304

② 부속기기 ······························· 315

(6) 냉동장치의 운전 및 관리 ······························· 317

(7) 공기조화 장치 ······························· 324

(8) 단원 기출문제 모음 ······························· 327

(9) 단원 종합정리 ······························· 331



09. 기관실 보조기계 ······························· 333

(1) 공기압축기 ······························· 333

① 공기압축기의 개요 ······························· 333

② 공기압축기의 분류 ······························· 334

· 왕복식 공기압축기 ······························· 334

· 회전식 공기압축기 ······························· 336

· 터보형 공기압축기 ······························· 337

· 다단 압축과 중간 냉각 ······························· 339



(2) 송풍기 ······························· 339

(2) 열교환기 ······························· 342

(3) 조수장치 ······························· 345

(4) 유청정장치 ······························· 348

(5) 단원 기출문제 모음 ······························· 327

(6) 단원 종합정리 ······························· 331

 

10. 해양 오염 방지 장치 ······························· 357

(1) 유수분리기 ······························· 357

(2) 폐유 소각장치 ······························· 360

(3) 오수처리 장치 ······························· 362

(4) 기관실 보조기계 및 기타보조기계 단원 기출문제 모음 ······························· 365

 

11. 선체 보조기계 ······························· 366

(1) 조타 설비 ······························· 366

(2) 하역 설비 ······························· 368

(3) 양묘 및 계선설비 ······························· 368

(4) 구명설비 ······························· 371

(5) 조난신호장치 ······························· 373

(6) 소방설비 ······························· 374

(7) 소화기 ······························· 375

(8) 선체 보조기계 및 기타 보조기계 기출 모음 ······························· 377

(9) 단원 종합정리 ······························· 378

 

PART 3. 선박 전기⦁전자

12. 전기와 자기 ······························· 380

(1) 전기 ······························· 380

① 물질의 구조 ······························· 380

② 정전기 현상 ······························· 381

③ 동전기 ······························· 382

· 전류 ······························· 382

· 전압 ······························· 383

· 저항 ······························· 384

 

(2) 자기 ······························· 384

① 쿨롱의 법칙 ······························· 384

② 앙페르 오른나사 법칙 ······························· 385

③ 전자력 ······························· 385

· 플레밍의 왼손법칙 ······························· 385

④ 전자유도 ······························· 386

· 플레밍의 오른손 법칙 ······························· 386

⑤ 단원 기출문제 모음 ······························· 389

⑥ 단원 종합정리 ······························· 378

 

13. 회로 이론 ······························· 393

(1) 직류회로 ······························· 393

① 옴의 법칙 ······························· 393

② 키르히호프 법칙 ······························· 394

③ 저항의 접속 ······························· 395

· 직렬접속 ······························· 395

· 병렬접속 ······························· 396

 

④ 전류의 작용 ······························· 398

· 줄의법칙 ······························· 398

⑤ 열과전기 ······························· 398

· 제벡효과 ······························· 398

· 펠티에효과 ······························· 399

 

(2) 교류회로 ······························· 399

① 사인파 교류 ······························· 399

② 단상 교류회로 ······························· 403

③ 3상교류 ······························· 404

④ 단원 기출문제 모음 ······························· 406

⑤ 단원 종합정리 ······························· 408

 

14. 전기기기 ······························· 411

(1) 직류기 ······························· 411

① 직류발전기 ······························· 411

② 직류전동기 ······························· 415

 

(2) 교류기 ······························· 417

① 교류발전기 ······························· 417

② 동기발전기 병렬운전 ······························· 420

③ 동기전동기 ······························· 423

④ 3상유도전동기 ······························· 424

⑤ 단상유도전동기 ······························· 430

 

(3) 기타 전기기기, 변압기 ······························· 433

① 변압기 ······························· 433

② 선박용 전지 ······························· 436

③ 전력설비 ······························· 442

 

(4) 반도체와 회로 ······························· 445

① 반도체 ······························· 445

· 진성반도체 ······························· 445

· N형과 P형반도체 ······························· 446

② 반도체 소자 종류 ······························· 447

· 일반다이오드 ······························· 447

· 발광다이오드 ······························· 448

· 제너다이오드 ······························· 448

· 포토다이오드 ······························· 449

③ 트랜지스터 ······························· 449

④ SCR ······························· 450

⑤ TRIAC ······························· 452

 

(5) 전원회로 ······························· 451

① 정류회로 ······························· 451

② 평활회로 ······························· 452

③ 정전압회로 ······························· 453

 

(6) 디지털 회로 ······························· 453

① 논리회로 ······························· 453

 

(7) 스퀀스 회로 ······························· 445

 

(8) 전기측정  ·······························457

① 멀티테스터 ······························· 457

② 전기안전관리 ······························· 458

③ 단원 기출문제 모음 ······························· 460

④ 단원 종합정리 ······························· 468