【正文】 dologies 采用空氣系統(tǒng)平衡方法 not optimal in pressure drops 系統(tǒng)壓降方面不是最佳 Compensated method (Pr. Robert Petitjean) 補(bǔ)償法 designed for application with balancing valves 專門為設(shè)有平衡閥的系統(tǒng)而設(shè)計(jì) optimal in pressure drops 系統(tǒng)壓降最優(yōu) TA Balance method (Pr. Robert Petitjean) TA平衡法 fully puterized: automatic determination of the index valve 全電腦計(jì)算；自動(dòng)判斷最不利環(huán)路 optimal in pressure drops 系統(tǒng)壓降最優(yōu) 系統(tǒng)平衡方法JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 36 平衡顯示了最佳的設(shè)置點(diǎn)Minimum pressure drops in the balancing valves (with the Compensated Method and TABalance) 使通過平衡閥的壓降最?。ㄑa(bǔ)償法以及 TA平衡法） All the pump head in excess is located in the main valve 所有過多的壓頭都位于主閥上 Reopen the main valve and adjust the pump speed 重新開啟主閥，調(diào)整泵速 1 2 3 JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 37 實(shí)際案例Pfizer pharmaceutical production unit nearby Tours (France) 圖爾斯（法國）附近的輝瑞制藥工廠 Installed cooling capacity of MW (3 chillers in cascade) 總冷量 （ 3臺(tái)冷凍機(jī)并聯(lián)） Total design flow: 773 m179。/h Problem: production alarms! 問題：生產(chǎn)線問題 80 TA balancing valves from STAD 15/14 to STAF 200 80個(gè) TA平衡閥，從 STAD 15/14 到 STAF 200 Audit of plant with TA Circuit based on a first measurement campaign 利用 TA Circuit 做系統(tǒng)評(píng)估 Presettings calculated with TA Circuit TA Circuit 計(jì)算出結(jié)果后進(jìn)行預(yù)設(shè)定 Viscosity corrections checked with TA Select II 利用 TA Select II進(jìn)行粘度修正 Full balancing performed using TABalance on one TACBI 利用一臺(tái) TACBI儀器完成了系統(tǒng)平衡的調(diào)試 JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 38 實(shí)際節(jié)約能耗Industrial plant MW cooling capacity 889 m179。/h (13%) 270 kPa pump head (20%) Pumping power saving 電力節(jié)約 : 39 kW Savings 節(jié)約 : 17200€/year BEFORE Balancing 平衡前 JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 39 實(shí)際案例Berlaymont – Brussels 布魯塞爾 (Belgium比利時(shí) ) European Union Commission building 歐盟總部 242022 m178。 MW absorption MW 制冷量： 離心機(jī) 。1200 cooling ceiling units per floor 8層樓，每層樓 1200個(gè)左右末端 177。 所有的水泵資用壓頭作用于兩通調(diào)節(jié)閥上。 When Dpl decreases, the STAP opens. 當(dāng) Δpl減小時(shí)， STAP打開。 pB pA JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 52 ?壓力 A通過與 STAF的瀉水口 (1)STAP的出水口 (2)相連的毛細(xì)管傳導(dǎo) ?壓力 B作用于閥芯隔膜 (3)的另一側(cè) ?當(dāng) 作用于閥芯隔膜 (3)壓差 (AB)大于設(shè)定彈簧拉力時(shí) , 閥將逐漸關(guān)小只到到達(dá)新的平衡點(diǎn) (4) (3) A B (2) DpL H (1) (2) (4) B A 如何工作JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 53 安裝在支路S T A P STAD, STAM or STAF JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 54 7 0 k P a6 6 k P a6 2 k P a5 8 k P a5 4 k P a1 1 0 k P a3 2 k P a7 0 k P a6 6 k P a6 2 k P a5 8 k P a4 k P a5 4 k P a7 4 k P a1 0 2 k P a3 042 08 k P a82 01 22 01 62 02 02 03 0482 01 22 01 62 02 02 02 03 03 03 03 03 03 03 03 0qA = 3 0 / 5 4 = 0 . 5 6? = 3 0 / 7 0 = 0 . 4 3?1 3 3 k P a1 3 2 k P a1 3 1 k P a1 3 0 k P a1 2 9 k P a1 4 3 k P a8 k P a1 3 3 k P a1 3 2 k P a1 3 1 k P a1 3 0 k P a1 k P a1 2 9 k P a1 3 4 k P a1 4 1 k P a1 2 3152 k P a2535455512535455551 2 31 2 31 2 31 2 3qTqA 1 2 31 2 31 2 31 2 31 2 3 = 3 0 / 1 2 9 = 0 . 2 3? = 3 0 / 1 3 3 = 0 . 2 3?平衡閥門 設(shè)計(jì)流量 (100%) 50% 設(shè)計(jì)流量 部分流量時(shí)典型閥權(quán)度 – 手動(dòng)平衡JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 55 1 1 5 k P a1 1 1 k P a1 0 7 k P a1 0 3 k P a9 9 k P a1 1 5 k P a8 7 k P a8 3 k P a7 9 k P a7 5 k P a7 1 k P a8 7 k P a1 1 5 k P a3 04 92 05 32 05 72 06 12 06 52 03 02 12 52 02 92 03 32 03 72 02 03 03 03 03 03 03 03 03 0qA = 3 0 / 7 1 = 0 . 4 2? = 3 0 / 1 1 5 = 0 . 2 6?1 5 0 k P a1 4 9 k P a1 4 8 k P a1 4 7 k P a1 4 6 k P a1 5 0 k P a1 4 3 k P a1 4 2 k P a1 4 1 k P a1 4 0 k P a1 3 9 k P a1 4 3 k P a1 5 0 k P a45454545451 3 044545454551 3 11 3 21 3 31 3 41 3 81 3 91 4 01 4 1qA1 3 7 = 3 0 / 1 3 9 = 0 . 2 2? = 3 0 / 1 5 0 = 0 . 2 0?自動(dòng)平衡 (動(dòng)態(tài) ) 設(shè)計(jì)流量 (100%) 50% 設(shè)計(jì)流量 部分流量時(shí)典型閥權(quán)度 – 自動(dòng)平衡JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 56 1 1 0 k P a1 0 6 k P a1 0 2 k P a9 8 k P a9 4 k P a1 1 0 k P a8 2 k P a7 6 k P a7 4 k P a7 0 k P a6 6 k P a3 04 02 04 2 04 2 04 2 02 03 01 21 62 02 02 02 42 02 82 02 03 03 03 03 03 03 03 03 0444 44 85 644444 = 3 0 / 6 6 = 0 . 4 5? = 3 0 / 6 0 = 0 . 5?1 4 3 k P a1 4 2 k P a1 4 1 k P a1 4 0 k P a1 3 9 k P a1 4 3 k P a1 3 6 k P a1 3 5 k P a1 3 4 k P a1 3 3 k P a1 3 2 k P a5 47 951115 86 87 27 47 67 85 55 45 35 25 35 25 25 1118 18 38 611111555555555 = 3 0 / 6 6 = 0 . 4 5? = 3 0 / 6 1 = 0 . 4 9?壓差控制器 (STAP) 安裝于各個(gè) 環(huán)路 設(shè)計(jì)流量 100% 50% 設(shè)計(jì)流量 部分流量時(shí)典型閥權(quán)度 – 安裝在支路JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 57 安裝在各個(gè)盤管STAD, STAM or STAF STAP JeanChristophe Carette, Hydronic College BU Western Europe China September 2022 58 9