一、減壓穩(wěn)壓閥概述:
Y416減壓穩(wěn)壓閥調(diào)壓、穩(wěn)壓動(dòng)作平穩(wěn),適用于水和非腐蝕性液體介質(zhì)的管路。本產(chǎn)品在城市建筑、高層建筑的冷熱供水系統(tǒng)中,可取代常規(guī)分區(qū)水管,節(jié)省設(shè)備。也可在通常的冷熱水管網(wǎng)中,起減壓穩(wěn)壓作用。本系列減壓閥屬于直接作用式薄膜彈簧減壓閥。主要由調(diào)節(jié)彈簧、膜片、活塞、閥座、閥瓣等零件組成。利用膜片直接傳感下游壓力驅(qū)動(dòng)閥瓣,控制閥瓣開度完成減壓穩(wěn)壓功能。
二、減壓穩(wěn)壓閥主要技術(shù)參數(shù):
型號 | Y110 Y210 | Y410 | Y416 | Y425 | |
工作壓力 | 1MPa | 1MPa | 1.6MPa | 2.5MPa | |
試驗(yàn)壓力PS | 1.5MPa | 1.5MPa | 2.4MPa | 3.8MPa | |
閥后壓力調(diào)節(jié)范圍 | 0.08-0.8MPa | 0.1-0.8MPa | 0.1-1.0MPa | 0.2-1.6MPa | |
聯(lián)接型式 | 內(nèi)螺紋 外螺紋 | 法蘭盤 | 法蘭盤 | 法蘭盤 | |
動(dòng)靜壓蓋 | ≤0.8 | ≤0.8 | ≤0.12 | ≤0.15 | |
閥后調(diào)壓范圍誤差 | ±10% | 10% | 12% | 15% | |
閥后壓力穩(wěn)定性不超 過閥前壓力變化范圍 | 10% | 10% | 12% | 15% | |
進(jìn)口壓力P1 | | | <1.2 | <1.6 | |
出口壓力 P2 | DN<50 | | | 0.1-1.0 | 0.15-1.2 |
DN>50 | | | 0.2-1.0 | 0.25-1.2 | |
壓差△P | | | 0.1 | 0.15 | |
背壓PB | | | 0.08-0.12 | 0.12-0.18 | |
壓力特性△P2P1 | | | P2×10% | P2×12% | |
流量特性△P2G2 | | | P2×20% |
三、減壓穩(wěn)壓閥流量表:
P1 MPa | P2 MPa | T/H(單位:噸/小時(shí)) | ||||||||||||||
15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 65S | 80S | 100S | 150S | ||
0.5 | 0.1 | | 2.3 | 3.7 | 5.8 | 6 | 10 | 36 | 43 | 60 | 85 | 95 | 43 | 66 | 90 | 185 |
0.2 | | 2.1 | 3.5 | 5.5 | 5.7 | 7 | 34 | 36 | 50 | 75 | 87 | 38 | 51 | 80 | 175 | |
0.3 | | 1.7 | 3 | 4.2 | 4.5 | 6 | 25 | 30 | 41 | 58 | 68 | 30 | 15 | 65 | 168 | |
0.6 | 0.1 | | 2.5 | 4.1 | 6.8 | 7 | 13.6 | 40 | 48 | 70 | 122 | 130 | 48 | 75 | 135 | 192 |
0.2 | | 2.3 | 3.7 | 6 | 6.2 | 9.6 | 38 | 45 | 62 | 115 | 125 | 45 | 67 | 120 | 185 | |
0.3 | | 2.0 | 3.5 | 5.5 | 5.7 | 8.5 | 37 | 40 | 55 | 100 | 115 | 10 | 60 | 110 | 175 | |
0.4 | | 1.9 | 3.1 | 4.1 | 4.3 | 7 | 35 | 38 | 48 | 97 | 107 | 38 | 53 | 100 | 171 | |
00.7 | 0.1 | | 2.9 | 4.5 | 7.2 | 7.5 | 15 | 42 | 50 | 76 | 125 | 137 | 50 | 82 | 140 | 200 |
0.2 | | 2.7 | 4.2 | 6.8 | 7 | 11.5 | 39 | 46 | 71 | 117 | 131 | 46 | 76 | 136 | 190 | |
0.3 | | 2.4 | 4 | 6.5 | 6.8 | 9 | 36 | 42 | 65 | 110 | 124 | 42 | 71 | 125 | 185 | |
0.4 | | 2.1 | 3.6 | 5.6 | 6 | 7.5 | 33 | 38 | 56 | 103 | 115 | 36 | 63 | 110 | 180 | |
0.5 | | 1.6 | 3.2 | 4.7 | 5 | 6 | 30 | 33 | 45 | 82 | 94 | 33 | 54 | 90 | 175 | |
0.8 | 0.1 | | 3.1 | 4.8 | 8 | 8.3 | 16.7 | 48 | 54 | 84 | 136 | 150 | 54 | 90 | 146 | 215 |
0.2 | | 2.8 | 4.2 | 7.8 | 8.1 | 13 | 45 | 50 | 70 | 128 | 138 | 50 | 77 | 140 | 206 | |
0.3 | | 2.8 | 4 | 7.2 | 4.8 | 10.5 | 42 | 46 | 63 | 120 | 131 | 46 | 69 | 134 | 200 | |
0.4 | | 2.3 | 4.7 | 7 | 7.4 | 8.5 | 37 | 41 | 50 | 110 | 121 | 41 | 53 | 125 | 192 | |
0.5 | | 2 | 3.5 | 6.7 | 7 | 7.5 | 35 | 38 | 44 | 92 | 101 | 36 | 50 | 115 | 185 | |
0.6 | | | | | | | 30 | 32 | 36 | 85 | 90 | 32 |
四、減壓穩(wěn)壓閥的外形結(jié)構(gòu)圖及連接尺寸:
DN | Y42F(X)-16 (Y416、Y410、YS416) | Y42F(X)-25C | |||||||||||||
L | H1 | H2 | D | D1 | D2 | Z-d | 重量(Kg) | L | H1 | H2 | D | D1 | D2 | Z-d | |
20 | 160 | 220 | 85 | 105 | 75 | 58 | 4-φ14 | | 160 | 235 | 85 | 105 | 75 | 58 | 4-φ14 |
25 | 180 | 245 | 100 | 115 | 85 | 68 | 4-φ14 | | 180 | 265 | 100 | 115 | 85 | 68 | 4-φ14 |
32 | 200 | 245 | 100 | 135 | 100 | 78 | 4-φ18 | | 200 | 265 | 100 | 135 | 100 | 78 | 4-φ18 |
40 | 220 | 260 | 105 | 145 | 110 | 88 | 4-φ18 | | 220 | 280 | 105 | 145 | 110 | 88 | 4-φ18 |
50 | 250 | 260 | 105 | 160 | 125 | 102 | 4-φ18 | | 250 | 280 | 105 | 160 | 125 | 102 | 4-φ18 |
65 | 280 | 260 | 105 | 180 | 145 | 122 | 4-φ18 | | 280 | 280 | 105 | 180 | 145 | 122 | 4-φ18 |
80 | 310 | 380 | 160 | 195 | 160 | 133 | 4-φ18 | | 310 | 410 | 160 | 195 | 160 | 133 | 8-φ18 |
100 | 350 | 380 | 160 | 215 | 180 | 168 | 8-φ18 | | 350 | 410 | 160 | 215 | 180 | 158 | 8-φ22 |
125 | 400 | 500 | 200 | 245 | 210 | 184 | 8-φ18 | | | | | | | | |
150 | 450 | 500 | 200 | 280 | 240 | 212 | 8-φ22 | 120 | | | | | | | |
200 | 550 | 650 | 260 | 335 | 295 | 268 | 12-φ22 | | | | | | | | |
250 | 650 | 300 | 700 | 405 | 355 | 320 | 12-φ25 | | | | | | | | |
300 | 800 | 320 | 780 | 460 | 410 | 375 | 12-φ25 | | | | | | | |