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有機玻璃灌水法儲水桶測定儀

更新時間:2019-03-14

簡要描述:

適用于現場測定粗粒土和巨粒土密度的快速檢測,根據試筒中灌入水的體積,計算出試筒內材料的比重,從而計算出壓實度值。

符合標準:JTG E40-2007《公路土工試驗規程》中的T0110-1993標準


有機玻璃灌水法儲水桶測定儀
技術參數:

1、試筒直徑200mm,試筒高度350mm;
2、大盛(sheng)水(shui)量10000ml;

有機玻璃灌水法儲水桶測定儀適用于現場(chang)測定粗(cu)粒土和巨粒土密度的快速檢測,根(gen)據試筒(tong)中灌入(ru)水(shui)的體積,計算出試筒(tong)內材(cai)料的比重,從(cong)而(er)計算出壓實度值。

符合標準:JTG E40-2007《公路(lu)土工試驗(yan)規程》中(zhong)的(de)T0110-1993標準

 

有機玻璃灌水法儲水桶測定儀技術參數:

1、試筒直徑200mm,試筒高度350mm;
2、大盛水量10000ml;
3、精(jing)度(du)±25ml

 

一、實驗步驟
1.在整平后的地表,將座板固定。將聚乙烯塑料膜沿環套內壁及地表緊貼鋪好。記錄儲水桶初始水位高度,注水入座板至剛滿不外溢為止。記錄儲水桶水位高度,計算座板部分地體積。
2.內下挖至要求深度,將落入坑內的試樣裝入盛土容器內,并測定含水量。
3.修整坑壁,將塑料薄膜沿坑底、坑壁緊密相貼地鋪好。
4.記錄儲(chu)水(shui)(shui)筒(tong)內(nei)初始水(shui)(shui)位(wei)(wei)高度,注(zhu)水(shui)(shui)。當(dang)水(shui)(shui)面與環套(tao)的(de)上邊緣齊平時關閉(bi)注(zhu)水(shui)(shui)管,持續3~5min記錄儲(chu)水(shui)(shui)筒(tong)內(nei)水(shui)(shui)位(wei)(wei)高度。

 

二、計算細粒料(liao)與石料(liao)應(ying)分(fen)開測定含(han)水量(liang),按下(xia)式(shi)求出整(zheng)體含(han)水量(liang):ω=ωfρf+ωc(1-ρf)

 

式中:ωf——細粒料部分的含水量,%;
ωc——石料部分的含水量,%;
ρf——細粒料的干質量與全部材料干質量之比。
細粒料與石塊的劃分以60mm粒徑(jing)為界。

 

按下式計算座板部分的容積(ji):V1=(h1-h2)Aw

采購(gou)土壤密度快(kuai)速測定儀(yi)灌(guan)水(shui)法儲水(shui)桶

 

式中:V1——座板部分的容積,cm3
Aw——儲水筒斷面積cm2
h1——儲水筒內初始水位高度,cm;
h2——儲水筒內注水終了時水位高度,cm.
按下式計算試坑容積V=(H1-H2) Aw—V1
式中:V——試坑容積,cm3
H1——儲水筒內初始水位高度cm
H2——儲水筒內注水終了時水位高度cm
按下式計算濕(shi)密度(du):ρd=mp/V

采(cai)購土(tu)壤密(mi)度快速測定儀灌水法(fa)儲(chu)水桶

式中(zhong):mp——取自(zi)試(shi)坑內的試(shi)樣質量,g采購土壤密度快速(su)測(ce)定儀灌(guan)水(shui)法儲(chu)水(shui)桶

土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)簡介一(yi) 土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)是根據交通運輸部行(xing)(xing)業標準(zhun)JTG E40-2007《公路工程(cheng)土(tu)(tu)(tu)(tu)(tu)(tu)工試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)規(gui)程(cheng)》中(zhong)(zhong)T0120—2007《縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)》定(ding)(ding)制生產的(de)(de)。用(yong)于(yu)(yu)擾動的(de)(de)黏質(zhi)土(tu)(tu)(tu)(tu)(tu)(tu)在(zai)(zai)飽(bao)和(he)狀態下(xia)(xia),因干燥(zao)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)至(zhi)體(ti)積不(bu)變時的(de)(de)含(han)水(shui)(shui)率。 該產品(pin)適用(yong)于(yu)(yu)粒徑(jing)(jing)小于(yu)(yu)0.5mm和(he)有(you)機質(zhi)含(han)量不(bu)超過(guo)5%的(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)。 二、TD120—1型(xing)土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)技(ji)術參(can)數(shu) 直(zhi)(zhi)(zhi)徑(jing)(jing)50mm 高度30mm 壁厚(hou)1mm 三、土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)步(bu)驟(zou) 1 制備土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang):取具有(you)代表性的(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang),制備成含(han)水(shui)(shui)率大于(yu)(yu)液限(xian)(xian)(xian)(xian)(xian)的(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)膏(gao)。 2 在(zai)(zai)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)皿(min)(min)(min)內涂一(yi)薄層凡士林,將土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)分層裝入收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)內,每次裝入后(hou)將收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)底拍擊試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)臺(tai),直(zhi)(zhi)(zhi)至(zhi)驅盡氣泡(pao)為止。 3 土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)裝滿(man)(man)后(hou),用(yong)刀或直(zhi)(zhi)(zhi)尺刮去多余(yu)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang),立即(ji)(ji)稱(cheng)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)皿(min)(min)(min)加濕土(tu)(tu)(tu)(tu)(tu)(tu)質(zhi)量。 4 將盛滿(man)(man)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)的(de)(de)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)皿(min)(min)(min)放(fang)(fang)在(zai)(zai)通風處風干,待土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)顏色變淡后(hou),放(fang)(fang)入烘箱(xiang)中(zhong)(zhong)烘至(zhi)恒量,然后(hou)放(fang)(fang)在(zai)(zai)干燥(zao)器中(zhong)(zhong)冷卻。 5 稱(cheng)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)皿(min)(min)(min)和(he)干土(tu)(tu)(tu)(tu)(tu)(tu)總質(zhi)量,準(zhun)確至(zhi)0.01g。 6 用(yong)蠟封法測定(ding)(ding)試(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)體(ti)積。 四、 TD120—1型(xing)土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)結果整理 1 縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian):含(han)水(shui)(shui)率達液限(xian)(xian)(xian)(xian)(xian)的(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)在(zai)(zai)105110下(xia)(xia)水(shui)(shui)分繼續蒸發至(zhi)體(ti)積不(bu)變時的(de)(de)含(han)水(shui)(shui)率,叫(jiao)做縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian),用(yong)下(xia)(xia)式(shi)(shi)計(ji)算(suan)。 Ws=w- (V1-V2)/ms×w×100 (T0120-1) 式(shi)(shi)中(zhong)(zhong):Ws—-縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(),計(ji)算(suan)至(zhi)0.1; w —-試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)前試(shi)(shi)(shi)(shi)(shi)樣(yang)(yang)(yang)含(han)水(shui)(shui)率(); V1 ——濕試(shi)(shi)(shi)(shi)(shi)件(jian)體(ti)積(即(ji)(ji)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)容積)(cm3); V2 ——干試(shi)(shi)(shi)(shi)(shi)件(jian)體(ti)積(cm3); Ms ——干試(shi)(shi)(shi)(shi)(shi)件(jian)質(zhi)量(g); Pw ——水(shui)(shui)的(de)(de)密度,=1g/cm3。 2 收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)(zhi)數(shu):液限(xian)(xian)(xian)(xian)(xian)與(yu)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)之差(cha)稱(cheng)收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)(zhi)數(shu),按下(xia)(xia)式(shi)(shi)計(ji)算(suan)。 1s=wL-W (T0120-2) 式(shi)(shi)中(zhong)(zhong):1S——收(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)(zhi)數(shu)(),計(ji)算(suan)至(zhi)0.1; W^L ——土(tu)(tu)(tu)(tu)(tu)(tu)的(de)(de)液限(xian)(xian)(xian)(xian)(xian)()。 3 本試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)記錄(lu)格(ge)式(shi)(shi)如(ru)表T 01204所(suo)示 4 精(jing)密度和(he)允許差(cha)。 本試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)需進行(xing)(xing)二次平(ping)行(xing)(xing)測定(ding)(ding),取其(qi)算(suan)術平(ping)均值(zhi),計(ji)算(suan)至(zhi)0.1%。平(ping)行(xing)(xing)差(cha)值(zhi),高液限(xian)(xian)(xian)(xian)(xian)土(tu)(tu)(tu)(tu)(tu)(tu)不(bu)得大于(yu)(yu)2%,低液限(xian)(xian)(xian)(xian)(xian)土(tu)(tu)(tu)(tu)(tu)(tu)不(bu)得大于(yu)(yu)1%。

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