騰達(dá)試驗(yàn)儀器廠：

　　瀝青運(yùn)動(dòng)粘度計(jì)是**檢測(cè)儀器，適用于真空減壓毛細(xì)管粘度計(jì)測(cè)定粘稠石油瀝青的動(dòng)力粘度。非經(jīng)注明，試驗(yàn)溫度為60℃，真空度為40kPa。根據(jù)中華人民共和國(guó)行業(yè)標(biāo)準(zhǔn)T0619《瀝青運(yùn)動(dòng)粘度試驗(yàn)（毛細(xì)管法）》所規(guī)定的要求設(shè)計(jì)制造的，使用于按T0619標(biāo)準(zhǔn)所規(guī)定的要求測(cè)定瀝青試樣在規(guī)定溫度下的運(yùn)動(dòng)粘度。本儀器的實(shí)驗(yàn)結(jié)果符合中華人民共和國(guó)JTJ052《公路工程瀝青混合料試驗(yàn)規(guī)程》的要求。

　　Asphalt kinematic viscometer is a testing instrument suitable for measuring the dynamic viscosity of viscous petroleum asphalt with a vacuum decompression capillary viscometer.Unless otherwise specified,the test temperature is 60°C and the vacuum is 40kPa.Designed and manufactured according to the requirements of the People’s Republic of China industry standard T0619"Asphalt Kinematic Viscosity Test(Capillary Method)",it is used to determine the kinematic viscosity of asphalt samples at a specified temperature according to the requirements specified in the T0619 standard.The experimental results of this instrument conform to the requirements of JTJ052"Asphalt Mixture Test Rules for Highway Engineering"of the Ministry of Communications of the People's Republic of China.

　　瀝青運(yùn)動(dòng)粘度計(jì)結(jié)構(gòu)及電路原理：

　　儀器由毛細(xì)管粘度計(jì)、水銀溫度計(jì)、電動(dòng)攪拌裝置，電加熱裝置、溫控儀、雙層恒溫浴和照明燈等組成。

　　Structure and circuit principle of asphalt kinematic viscometer:

　　The instrument consists of a capillary viscometer,a mercury thermometer,an electric stirring device,an electric heating device,a temperature controller,a double-layer thermostatic bath,ａnd a lighting lamp.

　　瀝青運(yùn)動(dòng)粘度計(jì)特點(diǎn)：

　　★采用智能溫控儀，控溫迅速，響應(yīng)快，超調(diào)小，控溫精度達(dá)±0.1℃。

　　★采用硬質(zhì)玻璃缸及保溫外套缸（稱雙缸），保溫性能好，試樣觀察清晰。

　　★采用臺(tái)式、一體機(jī)設(shè)計(jì)方式，儀器整體性好，使用方便。

　　★采用電動(dòng)攪拌裝置，浴缸內(nèi)的溫度均勻。

　　Asphalt kinematic viscometer features:

　　★Using intelligent temperature controller,rapid temperature control,fast response,small overshoot,ａnd temperature control accuracy of±0.1℃.

　　★Using rigid glass cylinder and thermal insulation jacket cylinder(called double cylinder),the thermal insulation performance is good,ａnd the sample observation is clear.

　　★It adopts desktop and all-in-one design,the instrument has good integrity and easy to use.

　　★Using electric stirring device,the temperature in the bathtub is even.

　　瀝青運(yùn)動(dòng)粘度計(jì)技術(shù)參數(shù):

　　★工作電源：AC 220V±10%，50Hz±5%。

　　★加熱功率：兩檔，1000W 650W。

　　★攪拌電機(jī)：功率6W；轉(zhuǎn)速1200r/min。

　　★測(cè)溫范圍：室溫～100℃。

　　★控溫精度：±0.1℃。

　　★恒溫?。喝萘?，20L；形式，內(nèi)外兩層缸（雙缸）。

　　★使用環(huán)境：環(huán)境溫度-10℃～35℃，相對(duì)濕度＜85％。

　　★溫度傳感器：工業(yè)鉑電阻，其分度號(hào)為Pt100。

　　★整機(jī)功耗：不大于1800W。

　　★毛細(xì)管粘度計(jì)：一組共7支，內(nèi)徑分別為0.6、0.8、1.0、1.2、1.5、2.0、2.5毫米。

　　★重量：30KG

　　★外形尺寸：500x500x800mm

　　Technical parameters of asphalt kinematic viscometer:

　　★Working power:AC 220V±10%,50Hz±5%.

　　★Heating power:two gears,1000W 650W.

　　★Stirring motor:power 6W;speed 1200r/min.

　　★Temperature measurement range:room temperature to 100℃.

　　★Temperature control accuracy:±0.1℃.

　　★Constant temperature bath:capacity,20L;form,inner and outer two-layer cylinder(double cylinder).

　　★Using environment:Ambient temperature:-10℃～35℃,relative humidity<85%.

　　★Temperature sensor:Industrial platinum resistance,its division number is Pt100.

　　★Power consumption of the whole machine:not more than 1800W.

　　★Capillary viscometer:a group of 7 sticks with inner diameters of 0.6,0.8,1.0,1.2,1.5,2.0,2.5 mm.

　　★Weight:30KG

　　★Dimensions:500x500x800mm

　　瀝青運(yùn)動(dòng)粘度計(jì)儀具與材料:

　　★真空減壓毛細(xì)管粘度計(jì)：一組3支毛細(xì)管，式毛細(xì)管的形狀見(jiàn)圖1，型號(hào)和尺寸見(jiàn)表1。

　　★溫度計(jì)：50℃～100℃，分度為0.1℃.

　　★恒溫水槽：硬玻璃制，其高度需使粘度計(jì)置入時(shí)，A高一條時(shí)間標(biāo)線在液面下至少為20mm，內(nèi)設(shè)有加熱和溫度自動(dòng)控制器，能使水溫保持在試驗(yàn)溫度0.1℃，并有攪拌器及夾持設(shè)備。水槽中不同位置的溫度差不得大于0.1℃。保溫裝置的控溫精密度宜達(dá)到0.1℃。

　　★真空減壓系統(tǒng)：真空度達(dá)到40kPammHg±66.5Pa（300mmHg±0.5mmHg）的壓力，全部裝置簡(jiǎn)要示意圖如圖2，各連接處不得漏氣，以保證密閉，在開(kāi)啟毛細(xì)管減壓閥進(jìn)行測(cè)定時(shí)，不產(chǎn)生負(fù)壓降低。在開(kāi)口端連接真空泵抽真空。

　　★秒表：2個(gè)，分度0.1s，總量程15min的誤差不大于±0.05%。

　　Asphalt kinematic viscometer instruments and materials:

　　★Vacuum decompression capillary viscometer:a set of 3 capillaries.The shape of the capillary is shown in Figure 1,ａnd the model and size are shown in Table 1.

　　★Thermometer:50℃～100℃,the division is 0.1℃.

　　★Constant temperature water tank:made of hard glass,when the height needs to be placed in the viscometer,a time mark of A is at least 20mm below the liquid level,ａnd there is an automatic controller for heating and temperature,which can keep the water temperature at the test temperature of 0.1℃,with agitator and clamping equipment.The temperature difference between different positions in the water tank shall not be greater than 0.1℃.The temperature control precision of the insulation device should reach 0.1℃.

　　★Vacuum decompression system:The vacuum degree reaches a pressure of 40kPammHg±66.5Pa(300mmHg±0.5mmHg).The schematic diagram of all the devices is shown in Figure 2.There should be no air leakage at each connection to ensure tightness.No negative pressure drop occurs.Connect a vacuum pump at the open end to evacuate.

　　★Stopwatches:2,0.1s division,the error of the total range 15min is not more than±0.05%.

　　瀝青運(yùn)動(dòng)粘度計(jì)操作步驟：

　　★估計(jì)試樣的粘度，根據(jù)試樣流經(jīng)規(guī)定體積的時(shí)間在60s以上，來(lái)選擇真空毛細(xì)管粘度計(jì)的型號(hào)。

　　★將真空毛細(xì)管粘度計(jì)用三氯乙烯等溶劑洗滌干凈。如粘度計(jì)有油污，可用洗液、蒸餾水等仔細(xì)洗滌。洗滌后置烘箱中烘干或用通過(guò)棉花的熱空氣吹干。

　　★按本規(guī)程T0602準(zhǔn)備瀝青試樣，將脫水過(guò)篩的試樣仔細(xì)加熱至充分流動(dòng)狀態(tài)。在加熱時(shí)，予以適當(dāng)攪拌，以保證加熱均勻。然后將試樣傾入另一個(gè)便于灌入毛細(xì)管的小盛樣器中，數(shù)量均為50ml，并用蓋蓋好。

　　★將水槽加熱，并調(diào)節(jié)恒溫在60℃±0.1℃范圍之內(nèi)，溫度計(jì)應(yīng)預(yù)先校驗(yàn)。

　　★將選用的真空毛細(xì)管粘度計(jì)和試樣置烘箱（135℃±5℃）中加熱30min。

　　★從烘箱中取出3只毛細(xì)管粘度計(jì),在室溫條件下冷你卻2min后,安裝在保持試驗(yàn)溫度的恒溫水槽中,其位置應(yīng)使I標(biāo)線在水槽液面以下至少為20mm.。自烘箱中取出粘度計(jì)，至裝好放入恒溫水槽。

　　Asphalt kinematic viscometer operation steps:

　　★Evaluate the viscosity of the sample,ａnd choose the type of vacuum capillary viscometer according to the time that the sample flows through the specified volume for more than 60s.

　　★Wash the vacuum capillary viscometer with trichloroethylene and other solvents.If the viscometer has oil stains,it can be washed carefully with lotion,distilled water,etc.After washing,dry in an oven or blow dry with hot air passing through cotton.

　　★Prepare the asphalt sample according to T0602 of this regulation,carefully heat the dehydrated and sieved sample to a fully flowing state.When heating,it should be properly stirred to ensure uniform heating.Then pour the sample into another small sample holder,which is easy to fill into the capillary,the amount is 50ml,ａnd cover it with a cap.

　　★Heat the water tank and adjust the constant temperature within the range of 60℃±0.1℃.The thermometer should be calibrated in advance.

　　★The selected vacuum capillary viscometer and sample are heated in an oven(135℃±5℃)for 30min.

　　★Take out 3 capillary viscometers from the oven,ａnd after cooling for 2 minutes at room temperature,install them in a constant temperature water tank to maintain the test temperature.The position of the I mark should be at least 20mm below the water level of the water tank.Take out the viscometer from the oven,put it into the thermostatic water tank after it is installed.

　　瀝青運(yùn)動(dòng)粘度計(jì)安裝：

　　1.打開(kāi)包裝箱，清點(diǎn)備品備件，注意玻璃器皿，尤其是毛細(xì)管粘度計(jì)要輕取輕放，不要硬扳或硬塞以免損壞。

　　2.在膠木上蓋的掛鉤上扣好垂球，調(diào)節(jié)機(jī)箱底角螺絲使缸壁與垂線平行為止。

　　3.將溫度計(jì)，傳感器插入缸蓋相應(yīng)的孔中。

　　4.再將機(jī)箱后面與缸蓋的八芯插頭座對(duì)接，傳感器的三芯插頭與機(jī)箱的三芯插座對(duì)接，四芯電源線與四芯航空插座對(duì)接。

　　SYD-265E asphalt kinematic viscometer installation:

　　1.Open the packing box and count the spare parts.Pay attention to the glassware,especially the capillary viscometer.Handle it gently.Do not pull or plug it hard to avoid damage.

　　2.Fasten the vertical ball on the hook of the bakelite cover,ａnd adjust the bottom corner screw of the chassis so that the cylinder wall is parallel to the vertical line.

　　3.Insert the thermometer and sensor into the corresponding holes in the cylinder head.

　　4.Then connect the back of the case to the eight-pin plug socket of the cylinder head,the three-pin plug of the sensor to the three-pin socket of the case,ａnd the four-pin power cord to the four-pin aviation socket.

　　瀝青運(yùn)動(dòng)粘度計(jì)注意事項(xiàng)：

　　1.儀器無(wú)單獨(dú)設(shè)置攪拌開(kāi)關(guān)，打開(kāi)控溫開(kāi)關(guān)，攪拌器同時(shí)開(kāi)始工作。

　　2.毛細(xì)管粘度計(jì)的垂直狀態(tài)可通過(guò)夾持器上的三個(gè)小螺絲釘進(jìn)行調(diào)整。

　　3.溫度計(jì)安裝時(shí)務(wù)必使水銀球的位置接近毛細(xì)管粘度計(jì)的中點(diǎn)的水平面。

　　4.實(shí)驗(yàn)環(huán)境改變或浴液更換時(shí)，需要重新自整定一次PID參數(shù).

　　Note for asphalt kinematic viscometer:

　　1.The instrument does not have a separate stirring switch.When the temperature control switch is turned on,the stirrer starts to work at the same time.

　　2.The vertical state of the capillary viscometer can be adjusted by three small screws on the holder.

　　3.When installing the thermometer,make sure that the position of the mercury ball is close to the horizontal plane of the midpoint of the capillary viscometer.

　　4.When the experimental environment is changed or the bath liquid is changed,the PID parameters need to be self-tuned again.