CN104848964A - Clinker calorimetric measuring device and measuring method thereof - Google Patents
Clinker calorimetric measuring device and measuring method thereof Download PDFInfo
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- CN104848964A CN104848964A CN201510270311.4A CN201510270311A CN104848964A CN 104848964 A CN104848964 A CN 104848964A CN 201510270311 A CN201510270311 A CN 201510270311A CN 104848964 A CN104848964 A CN 104848964A
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- grog
- cup
- bucket
- thermometric
- capping
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Abstract
The invention discloses a clinker calorimetric measuring device, comprising a clinker cup holding clinker, a temperature measurement barrel holding the clinker cup, and a sealing cover sealing the temperature measurement barrel. The sealing cover is provided with a clamping mechanism used to clamp the clinker cup. The sealing cover is provided with a temperature measurement hole communicated with the internal cavity of the temperature measurement barrel. The clinker cup is connected with the sealing cover in a sealed manner through the clamping mechanism. The sealing cover is connected with the temperature measurement barrel in a sealed manner. The invention also provides a measuring method of the clinker calorimetric measuring device. The device and the method reduce influence of measuring distances and heat radiation, so as to improve measuring precision and reduce distortion. The device and the method have good guidance effect.
Description
Technical field
The present invention relates to the measuring technique of grog, be specifically related to a kind of grog apparatus for measuring amount of heat and measuring method thereof.
Background technology
Measurement for grog heat is an important step in manufacture of cement, and the measured value of grog heat has important directive function for the production technology of cement.At present, what adopt for the measurement of the heat content of grog and temperature of taking from rotary kiln and cooler is infrared thermometer.Owing to adopting infrared thermometer to be subject to measuring distance and thermal-radiating impact, its measurement point is single, and namely its measurement result does not possess representativeness, cannot provide directive function.Meanwhile, because of measuring distance and thermal-radiating impact, the error of the measurement result of infrared thermometer is comparatively large, easy distortion.
Summary of the invention
The object of the invention is the deficiency existed to overcome above prior art, providing a kind of simple and reasonable for structure, the high and grog apparatus for measuring amount of heat of good reliability of measuring accuracy.Meanwhile, present invention also offers a kind of measuring method of grog apparatus for measuring amount of heat.
Object of the present invention is realized by following technical scheme: this grog apparatus for measuring amount of heat, comprise the grog cup of splendid attire grog, hold the capping of the thermometric bucket of grog cup and sealing thermometric bucket, described capping is provided with the clamp system of clamping grog cup, and described capping is provided with the thermometer hole communicated with the inner chamber of thermometric bucket; Described grog cup is connected with lidstock by clamp system, and described capping and thermometric bucket are tightly connected.
Preferably, the heat-insulation layer of described thermometric bucket internal layer, anti-heat radiation and skin, described internal layer, heat-insulation layer and skin compact siro spinning technology successively.
Preferably, described clamp system comprises handle, connecting link, the first clamp and the second clamp, described handle is connected with the upper end of connecting link, described connecting link is rotating is installed on capping, and the lower end of described connecting link is connected with the first clamp after below capping, described second clamp is fixed on below capping; When grog cup is clamped, described first clamp and the second clamp are oppositely arranged.
Preferably, described grog apparatus for measuring amount of heat also comprises hold-down mechanism, described hold-down mechanism comprises press strip, hinge, snap close and cross holddown spring, one end of described press strip is connected by the side of hinge with thermometric bucket, the other end of described press strip is connected by the opposite side of snap close with thermometric bucket, and described cross holddown spring is installed on above capping; When capping and thermometric bucket are tightly connected, cross holddown spring pushed down by described press strip.
Preferably, the inner cap mated with the rim of a cup of grog cup is provided with in the middle of below described capping; When described grog cup and inner cap are tightly connected, described inner cap inserts the rim of a cup of grog cup.
Preferably, the lower edge of described capping is provided with latch.
A measuring method for grog apparatus for measuring amount of heat, comprises the following steps:
A, before grog cup splendid attire grog, grog cup is connected with lidstock, and capping and thermometric bucket are tightly connected, then weigh connect grog cup, thermometric bucket and capping general assembly (TW), be designated as P
0;
B, the grog cup connected, thermometric bucket and capping are torn open after, to the inner chamber water filling of thermometric bucket, and measure water temperature now, be designated as T
i, then repeat step A, connect by grog cup, thermometric bucket and capping, then weigh the general assembly (TW) of grog cup, thermometric bucket, capping and water, be designated as P
1;
C and then split out grog cup, utilize the grog sample that grog cup splendid attire takes out from rotary kiln, will, again by clamp system clamping grog cup, grog cup will be connected with lidstock, then capping and thermometric bucket are tightly connected, thus make grog cup be positioned at thermometric bucket, then, clamp system unclamps grog cup, grog cup is made to fall into the inner chamber of thermometric bucket, stop after vibration until thermometric bucket, weigh the general assembly (TW) of grog cup, thermometric bucket, capping, water and grog, be designated as P
2; Open thermometer hole simultaneously, utilize the temperature of thermometer measure water, be designated as T
f;
D, the data obtained according to steps A ~ C measurement, i.e. P
0, T
i, P
1, P
2and T
f, in conjunction with formula:
Q＝[(T
f-T
i)×(P
1-P
0+0.5)]÷(P
2-P
1)+Q
s-Q
b，
Q in formula represents the heat enthalpy value of per unit mass grog, Q
sexpression grog sample and water reach heat during equalized temperature, Q
brepresent that grog cup every kilogram of grog when grog got by rotary kiln passes to the heat of grog measuring cup, thus draw the heat of grog.
Preferably, when carrying out step C, the grog sample being contained in grog cup is taken out to the water falling into thermometric bucket time from rotary kiln is 10s ~ 15s.
Preferably, when carrying out steps A, the volume injecting water to thermometric bucket is 8L ~ 9L.
The present invention has following advantage relative to prior art:
1, the present invention measures grog by adopting the grog apparatus for measuring amount of heat primarily of measuring bucket, grog cup and capping formation.When measuring, place again after adopting grog cup to adopt grog sample to measure in bucket and measure, because adopting grog cup to adopt, which solving the problem that measurement point is single, thus making measurement result have good directive function.
2, grog sample is placed in thermometric bucket by grog apparatus for measuring amount of heat of the present invention, waits to reach thermal equilibrium and measure, which reduces measuring distance and thermal-radiating impact, from improve measuring accuracy, reduces distortion.
3, the present invention adopts the energy of grog apparatus for measuring amount of heat efficiently to change in measurement bucket, which increase the security of test, and the structure of whole device is simple, easy to operate.
When 4, adopting grog apparatus for measuring amount of heat of the present invention to measure, simple to operate, measuring accuracy is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of grog apparatus for measuring amount of heat of the present invention.Wherein grog cup does not draw.
Fig. 2 is the thermometric bucket of grog apparatus for measuring amount of heat of the present invention and the structural representation of press strip link.
Fig. 3 is the capping of grog apparatus for measuring amount of heat of the present invention and the structural representation of clamp system.
Fig. 4 is the capping vertical view of grog apparatus for measuring amount of heat of the present invention.
Fig. 5 is the structural representation of the grog cup of grog apparatus for measuring amount of heat of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Grog apparatus for measuring amount of heat as shown in Figures 1 to 5, comprise the grog cup 1 of splendid attire grog, hold the capping 3 of the thermometric bucket 2 of grog cup 1 and sealing thermometric bucket 2, described capping 3 is provided with the clamp system 4 of clamping grog cup 2, and described capping 3 is provided with the thermometer hole 5 communicated with the inner chamber 6 of thermometric bucket 2; Described grog cup 1 is tightly connected by clamp system 4 and capping 3, and described capping 3 is tightly connected with thermometric bucket 2.Be tightly connected and which ensure that the sealing of device, thus grog sample can be made to realize the efficient conversion of energy with the water measured in bucket, avoid thermal loss, grog cup 1 can not be subject to the single restriction of check point when rotary kiln samples simultaneously, this makes the measurement result precision of this measurement mechanism high, and representative, there is good directive function.
As shown in Figure 2, the heat-insulation layer 22 of described thermometric bucket 2 internal layer 21, anti-heat radiation and outer 23, described internal layer 21, heat-insulation layer 22 and outer 23 compact siro spinning technology successively.Thermometric bucket 2 is arranged three layers, and is arranged at by heat-insulation layer 22 between internal layer 21 and outer 22, meanwhile, heat-insulation layer 22 adopts cotton or its material which can retain moisture to make.When this water making grog sample fall into measurement bucket 2 carries out delivered heat, thermal loss is low, ensures the efficient conversion of energy, improves the accurate end measured further.
As shown in Figure 1 to Figure 3, described clamp system 4 comprises handle 41, connecting link 42, first clamp 43 and the second clamp 44, described handle 41 is connected with the upper end of connecting link 42, described connecting link 42 is rotating is installed on capping 3, and the lower end of described connecting link 42 is connected with the first clamp 43 after below capping 3, described second clamp 44 is fixed on below capping 3; When grog cup 1 is clamped, described first clamp 43 and the second clamp 44 are oppositely arranged.The structure of this clamp system 4 is simple, easy to operate, and effectively can clamp and unclamp grog cup 1, and to ensure sealing when grog cup 1 can be tightly connected with capping 3, the grog cup 1 also ensureing to be loaded with grog sample can fall into the water of thermometric bucket 2 in time.
As shown in Figures 2 to 4, described grog apparatus for measuring amount of heat also comprises hold-down mechanism 7, described hold-down mechanism 7 comprises press strip 71, hinge 72, snap close 73 and cross holddown spring 74, one end of described press strip 71 is connected with the side of thermometric bucket 2 by hinge 72, the other end of described press strip 72 is connected with the opposite side of thermometric bucket 2 by snap close 73, and described cross holddown spring 74 is installed on above capping 3; When capping 3 is tightly connected with thermometric bucket 2, cross holddown spring 74 pushed down by described press strip 71.Hold-down mechanism 7 ensure that the sealing be connected between capping 3 with thermometric bucket 2, reduces thermal loss further, improves the degree of accuracy of measurement result.
The inner cap 8 mated with the rim of a cup of grog cup 1 is provided with in the middle of below described capping 3; When described grog cup 1 is tightly connected with inner cap 8, described inner cap 8 inserts the rim of a cup of grog cup 1.This inner cap not only can improve the compactedness be connected between grog cup 1 with capping 3, also ensures that grog cup 1 is connected with the quick of capping 3.Namely inner cap 8 also can play the effect of location, to ensure that grog cup 1 is connected fast with capping 3.
The lower edge of described capping 3 is provided with latch 9.This can improve the sealing be connected between capping 3 with thermometric bucket 2, reduces thermal loss further, improves the accuracy of measurement result.
In the present embodiment, grog cup adopts heat-resisting steel to make, and its base diameter is 95mm, and top diameter is 120mm, is highly 115mm;
A measuring method for grog apparatus for measuring amount of heat, comprises the following steps:
A, before grog cup splendid attire grog, grog cup is connected with lidstock, and capping and thermometric bucket are tightly connected, then weigh connect grog cup, thermometric bucket and capping general assembly (TW), be designated as P
0, this numerical value is accurate to 0.001kg; During concrete operations, turning handle 90 °, thus make clamp system be in releasing orientation, even the first fixture block is not relative with the second fixture block, then the rim of a cup making inner cap insert grog cup positions, and then makes handle reset, and makes the first fixture block reset, thus clamping grog cup, then by capping lid thermometric bucket, and capping is compressed by hold-down mechanism, to ensure that capping and thermometric bucket are tightly connected, finally claim grog cup, thermometric bucket and capping general assembly (TW), be designated as P
0;
B, the grog cup connected, thermometric bucket and capping are torn open after, to the inner chamber water filling of thermometric bucket, and measure water temperature now, be designated as T
i, this numerical value is accurate to 0.1 DEG C, then repeats step A, connects by grog cup, thermometric bucket and capping, then weighs the general assembly (TW) of grog cup, thermometric bucket, capping and water, is designated as P
1, this numerical value is accurate to 0.001kg; The volume injecting water to thermometric bucket is 8.5L, to ensure fully to carry out heat conversion between water and grog sample;
C and then split out grog cup, utilize the grog sample that grog cup splendid attire takes out from rotary kiln, will, again by clamp system clamping grog cup, grog cup will be connected with lidstock, then capping and thermometric bucket are tightly connected, thus make grog cup be positioned at thermometric bucket, then, clamp system unclamps grog cup, grog cup is made to fall into the inner chamber of thermometric bucket, stop after vibration until thermometric bucket, weigh the general assembly (TW) of grog cup, thermometric bucket, capping, water and grog, be designated as P
2, this numerical value is accurate to 0.001kg; Open thermometer hole simultaneously, utilize the temperature of thermometer measure water, be designated as T
f, this numerical value is accurate to 0.1 DEG C; When carrying out this step, the grog sample being contained in grog cup is taken out to the water falling into thermometric bucket time from rotary kiln is 10s ~ 15s, to reduce the loss of heat as far as possible, ensures the degree of accuracy of measurement result.
D, the data obtained according to steps A ~ C measurement, i.e. P
0, T
i, P
1, P
2and T
f, in conjunction with formula:
Q＝[(T
f-T
i)×(P
1-P
0+0.5)]÷(P
2-P
1)+Q
s-Q
b，
Q in formula represents the heat enthalpy value of per unit mass grog, Q
sexpression grog sample and water reach heat during equalized temperature, Q
brepresent that grog cup every kilogram of grog when grog got by rotary kiln passes to the heat of grog measuring cup, thus draw the heat of grog.
Be draw according to heat Balance Calculation for Q, make Q be the heat of every kilogram of clinker discharging in the present embodiment, Q
wfor the heat of every kilogram of grog transmission feedwater, Q
sfor heat when grog sample and water reach equalized temperature, Q
bfor grog cup every kilogram of grog when grog got by rotary kiln passes to the heat of grog measuring cup, Q
tafter every kilogram of grog causes water to heat up, and Water transport is to the heat of thermometric bucket, then:
Q=Q
w+ Q
s+ Q
t-Q
b, this is formula (1);
And Q
w=C
w× M
w× Δ t
w÷ M, this is formula (2); In formula (2), C
wfor specific heat of water holds, its value is 1Kcal/kg/k, M
wfor the quality of water, i.e. M
w=P
1-P
0, Δ t
wfor the temperature change value of the water in thermometric bucket, i.e. Δ t
w=T
f-T
i, and M is the quality of grog sample, i.e. M=P
2-P
1; Therefore Q
w=1 × (P
1-P
0) × (T
f-T
i) ÷ (P
2-P
1), this is formula (3).
Q
t=0.5 × (T
f-T
i) ÷ (P
2-P
1); This is formula (4), formula (4) is the experimental formula obtained through many experiments, water by the different water temperature of 8.5L enters in thermometric bucket, through with same time in the present embodiment step C after, under the change of measuring water temperature can set up different water temperature, heat transfer water is to the heat of thermometric bucket, and finally conversion is for after unit grog causes water intensification, and Water transport is to the heat of thermometric bucket.
In conjunction with formula (1), (3) and (4), can obtain
Q＝(P
1-P
0)×(T
f-T
i)/(P
2-P
1)+0.5×(T
f-T
i)÷(P
2-P
1)+Q
s-Q
b
＝[(T
f-T
i)×(P
1-P
0+0.5)]÷(P
2-P
1)+Q
s-Q
b，
In the present embodiment, P
0=10.500kg, P
1=18.250kg, P
2=19.200kg, T
i=25.2 DEG C, T
i=68.4 DEG C;
And Q
s=T
f× C
s× M ÷ M=T
f× C
s, C in this formula
sfor grog is at T
fspecific heat capacity at temperature, its numerical value can obtain according to tabling look-up, the T in the present embodiment
fbe 68.4 DEG C, then combine and table look-up and obtain the numerical value of Cs, then the present embodiment Q
s=11Kcal/kg;
And Q
bnumerical value can obtain according to the present embodiment measuring method, namely after grog measuring cup feeding terminates, contained grog is overturned and pour out, measure the heat of the grog cup of grog of having turned again, grog cup in the present embodiment adopts heat-resisting steel to make, its base diameter is 95mm, and top diameter is 120mm, is highly 115mm; According to the specific heat capacity of known grog cup of tabling look-up, to obtain Q
bvalue.Q in the present embodiment
b=10Kcal/kg.
Above-mentioned data are substituted into formula Q=[(T
f-T
i) × (P
1-P
0+ 0.5)] ÷ (P
2-P
1)+Q
s-Q
b, obtain Q=[(68.4-25.2) × ((18.250-10.500)+0.5)] ÷ (19.200-18.250)+11-10
＝376.2Kcal/kg.cl。
Above-mentioned embodiment is the preferred embodiments of the present invention, can not limit the present invention, and any of other does not deviate from technical scheme of the present invention and the substitute mode of the change made or other equivalence, is included within protection scope of the present invention.
Claims (9)
1. a grog apparatus for measuring amount of heat, it is characterized in that: comprise the grog cup of splendid attire grog, hold the capping of the thermometric bucket of grog cup and sealing thermometric bucket, described capping is provided with the clamp system of clamping grog cup, and described capping is provided with the thermometer hole communicated with the inner chamber of thermometric bucket; Described grog cup is connected with lidstock by clamp system, and described capping and thermometric bucket are tightly connected.
2. grog apparatus for measuring amount of heat according to claim 1, is characterized in that: the heat-insulation layer of described thermometric bucket internal layer, anti-heat radiation and skin, described internal layer, heat-insulation layer and skin compact siro spinning technology successively.
3. grog apparatus for measuring amount of heat according to claim 1, it is characterized in that: described clamp system comprises handle, connecting link, the first clamp and the second clamp, described handle is connected with the upper end of connecting link, described connecting link is rotating is installed on capping, and the lower end of described connecting link is connected with the first clamp after below capping, described second clamp is fixed on below capping; When grog cup is clamped, described first clamp and the second clamp are oppositely arranged.
4. grog apparatus for measuring amount of heat according to claim 1, it is characterized in that: also comprise hold-down mechanism, described hold-down mechanism comprises press strip, hinge, snap close and cross holddown spring, one end of described press strip is connected by the side of hinge with thermometric bucket, the other end of described press strip is connected by the opposite side of snap close with thermometric bucket, and described cross holddown spring is installed on above capping; When capping and thermometric bucket are tightly connected, cross holddown spring pushed down by described press strip.
5. grog apparatus for measuring amount of heat according to claim 1, is characterized in that: be provided with the inner cap mated with the rim of a cup of grog cup in the middle of below described capping; When described grog cup and inner cap are tightly connected, described inner cap inserts the rim of a cup of grog cup.
6. grog apparatus for measuring amount of heat according to claim 1, is characterized in that: the lower edge of described capping is provided with latch.
7., based on a measuring method for the grog apparatus for measuring amount of heat according to any one of claim 1 ~ 6, it is characterized in that, comprise the following steps:
A, before grog cup splendid attire grog, grog cup is connected with lidstock, and capping and thermometric bucket are tightly connected, then weigh connect grog cup, thermometric bucket and capping general assembly (TW), be designated as P
0;
B, the grog cup connected, thermometric bucket and capping are torn open after, to the inner chamber water filling of thermometric bucket, and measure water temperature now, be designated as T
i, then repeat step A, connect by grog cup, thermometric bucket and capping, then weigh the general assembly (TW) of grog cup, thermometric bucket, capping and water, be designated as P
1;
C and then split out grog cup, utilize the grog sample that grog cup splendid attire takes out from rotary kiln, will, again by clamp system clamping grog cup, grog cup will be connected with lidstock, then capping and thermometric bucket are tightly connected, thus make grog cup be positioned at thermometric bucket, then, clamp system unclamps grog cup, grog cup is made to fall into the inner chamber of thermometric bucket, stop after vibration until thermometric bucket, weigh the general assembly (TW) of grog cup, thermometric bucket, capping, water and grog, be designated as P
2; Open thermometer hole simultaneously, utilize the temperature of thermometer measure water, be designated as T
f;
D, the data obtained according to steps A ~ C measurement, i.e. P
0, T
i, P
1, P
2and T
f, in conjunction with formula:
Q＝[(T
f-T
i)×(P
1-P
0+0.5)]÷(P
2-P
1)+Q
s-Q
b，
Q in formula represents the heat enthalpy value of per unit mass grog, Q
sexpression grog sample and water reach heat during equalized temperature, Q
brepresent that grog cup every kilogram of grog when grog got by rotary kiln passes to the heat of grog measuring cup, thus draw the heat of grog.
8. the measuring method of grog apparatus for measuring amount of heat according to claim 7, is characterized in that: when carrying out step C, and the grog sample being contained in grog cup is taken out to the water falling into thermometric bucket time from rotary kiln is 10s ~ 15s.
9. the measuring method of grog apparatus for measuring amount of heat according to claim 7, is characterized in that: when carrying out steps A, and the volume injecting water to thermometric bucket is 8L ~ 9L.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270311.4A CN104848964A (en) | 2015-05-25 | 2015-05-25 | Clinker calorimetric measuring device and measuring method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270311.4A CN104848964A (en) | 2015-05-25 | 2015-05-25 | Clinker calorimetric measuring device and measuring method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104848964A true CN104848964A (en) | 2015-08-19 |
Family
ID=53848779
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|---|---|---|---|
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Cited By (1)
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| CN106404833A (en) * | 2016-12-15 | 2017-02-15 | 中国建材检验认证集团北京天誉有限公司 | Cement clinker temperature measuring apparatus and method |
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Application publication date: 20150819 |